How to Calculate Precision

With calculate precision on the forefront, this information will stroll you thru the important steps to realize correct ends in varied fields, together with engineering, science, and expertise. Calculating precision is essential in guaranteeing the accuracy of outcomes and making knowledgeable selections.

The idea of precision is prime in measurement techniques, and it impacts the accuracy of ends in varied functions. Precision measurement techniques could be digital or analog, they usually have completely different limitations. As an illustration, digital techniques are extra correct however could be affected by environmental elements, whereas analog techniques are much less correct however can present quicker outcomes.

Understanding the Idea of Precision in Measurement Programs

Precision is the unsung hero of measurement techniques, the behind-the-scenes famous person that ensures our outcomes are dependable and reliable. On the earth of engineering, science, and expertise, precision is essential, and its significance cannot be overstated.

Precision refers to how shut the measurements are to one another when taken repeatedly underneath the identical situations. It is all about consistency and reliability. If a measurement system is exact, it should produce the identical outcomes time and time once more, making it an integral part in varied fields comparable to engineering, science, and expertise.

Sorts of Precision Measurement Programs

There are two fundamental varieties of precision measurement techniques: digital and analog techniques. Digital techniques use digital indicators to characterize measurements, whereas analog techniques use steady indicators to measure bodily portions.

– Digital Programs: Digital techniques are exact and dependable, with a excessive diploma of accuracy. They use digital indicators to characterize measurements, which makes them preferrred for functions the place precision is essential.
– Analog Programs: Analog techniques, alternatively, use steady indicators to measure bodily portions. Whereas they are often much less exact than digital techniques, they’re usually utilized in functions the place excessive accuracy is just not as crucial.

Actual-World Purposes of Precision Measurement Programs

Precision measurement techniques are utilized in a variety of functions, from the manufacturing trade to medical analysis.

– Manufacturing Trade: Within the manufacturing trade, precision measurement techniques are used to make sure that merchandise meet exact specs. That is significantly vital in industries comparable to aerospace and automotive, the place a slight deviation in measurement can have catastrophic penalties.
– Medical Analysis: In medical analysis, precision measurement techniques are used to measure bodily portions comparable to blood strain, temperature, and different physiological parameters. That is essential in medical analysis because it permits researchers to assemble correct information and make knowledgeable selections.
– High quality Management: Precision measurement techniques are additionally utilized in high quality management functions to make sure that merchandise meet exact specs. That is significantly vital in industries comparable to meals processing and prescribed drugs, the place high quality management is essential.

Limits of Precision Measurement Programs

Whereas precision measurement techniques are extremely dependable, they aren’t excellent. There are a number of limitations to contemplate.

– Instrument Error: Instrument error is a significant limitation of precision measurement techniques. This refers back to the inherent error of the measurement system itself, which could be on account of a wide range of elements comparable to calibration, temperature, and humidity.
– Human Error: Human error is one other limitation of precision measurement techniques. This could happen when operators make errors when taking measurements, which might result in inaccurate outcomes.
– Environmental Elements: Environmental elements comparable to temperature, humidity, and vibration may also have an effect on the precision of measurement techniques.

Examples of Actual-World Purposes The place Precision is Essential

Precision is essential in a variety of functions, from the manufacturing trade to medical analysis.

– Aerospace Trade: Within the aerospace trade, precision is essential for the manufacturing of plane and spacecraft. A slight deviation in measurement can have catastrophic penalties, making precision measurement techniques important.
– Automotive Trade: Within the automotive trade, precision is essential for the manufacturing of autos. Precision measurement techniques make sure that autos meet exact specs, which is crucial for security and efficiency.
– Medical Analysis: In medical analysis, precision is essential for measuring bodily portions comparable to blood strain, temperature, and different physiological parameters.

Elements Influencing Precision in Calculation: How To Calculate Precision

Precision in calculations is just not as easy as plugging in numbers and hitting the enter button. There are lots of elements at play that may have an effect on the accuracy of your outcomes, and understanding these elements is essential to making sure the reliability of your calculations. Human error, instrument precision, information high quality, and environmental elements can all have a big influence on the precision of your calculations. On this part, we’ll delve into the important thing elements that have an effect on precision and discover decrease errors in calculations.

Human Error

Human error is likely one of the most vital elements that have an effect on precision in calculations. A single misplaced digit or a miscalculation can result in a cascade of errors downstream, finally compromising the accuracy of your outcomes. Furthermore, human error generally is a results of a wide range of elements comparable to fatigue, distraction, and lack of consideration to element. To reduce human error, it is important to double-check your work, use calculators and software program properly, and domesticate a tradition of accuracy inside your crew.

A single incorrect digit can result in a 100% error in calculations, particularly when coping with delicate or crucial information.
Use checklists and customary working procedures to make sure consistency and accuracy throughout calculations.
Implement high quality management measures comparable to peer assessment and auditing to catch errors earlier than they turn out to be main points.

Instrument Precision

Instrument precision refers back to the diploma of accuracy achieved by the devices utilized in measurement and information assortment. The precision of an instrument can considerably influence the accuracy of your calculations, and it is important to pick out devices that meet your precision necessities. Elements comparable to instrument calibration, upkeep, and utilization can all have an effect on instrument precision, and it is essential to know these elements to make sure correct outcomes.

Instrument Kind	Calibration Frequency	Upkeep Necessities
Thermometer	Each 6 months	Clear the sensor and modify the calibration commonly.
HVAC System	Each 3 months	Verify and change filters, clear the condenser coils, and modify the thermostat.

Information High quality

Information high quality refers back to the health of the info to be used in calculations. Poor information high quality can result in inaccuracies and errors in calculations, and it is important to make sure that the info used is correct, dependable, and related. Elements comparable to information sampling, information assortment strategies, and information storage can all influence information high quality, and it is essential to know these elements to make sure correct outcomes.

Information high quality is usually compromised on account of points comparable to sampling bias, non-response bias, and measurement error.
Use information validation and cleansing strategies to detect and proper errors in information.
Doc information assortment strategies and sampling methods to make sure transparency and accountability.

Environmental Elements

Environmental elements comparable to temperature, humidity, and lighting can influence precision in measurement and calculation. For instance, temperature fluctuations can have an effect on the accuracy of temperature measurements, and humidity can affect the reliability of digital devices. It is important to know these elements and take steps to mitigate their influence on precision.

Temperature fluctuations can result in errors of as much as 10% in temperature measurements.
Use temperature-controlled environments or devices designed to mitigate temperature fluctuations.
Implement humidity management measures comparable to air-con, dehumidification, or desiccants to make sure optimum instrument efficiency.

Minimizing Errors in Calculations

Minimizing errors in calculations requires a multi-faceted method that includes technical, procedural, and cultural measures. Statistical distributions, iterative refinement, and software program instruments can all be used to attenuate errors in calculations, and it is important to know these strategies to make sure correct outcomes.

Statistical distributions can be utilized to mannequin and perceive the variability in information, decreasing the danger of errors in calculations.
Use statistical software program and libraries to carry out calculations and information evaluation.
Implement iterative refinement strategies comparable to Monte Carlo simulations and sensitivity evaluation to validate calculations and determine areas for enchancment.

Precision Calculation Strategies and Strategies

Precision calculation is an important step in guaranteeing the accuracy of measurements. It is like making an attempt to hit a shifting goal – you want to be exact to get the bullseye! On this part, we’ll delve into the varied strategies and strategies used to calculate precision, together with customary deviation, imply absolute deviation, and interval arithmetic.

Commonplace Deviation: A Measure of Dispersion

Commonplace deviation is a statistical measure that calculates the quantity of variation or dispersion of a set of values. It is a option to quantify how a lot particular person information factors deviate from the imply worth. Within the context of precision, customary deviation helps to find out the reliability of a measurement. A smaller customary deviation signifies that the info factors are nearer to the imply, whereas a bigger customary deviation suggests extra variability.

Commonplace deviation is calculated by discovering the sq. root of the variance, which is the common of the squared variations from the imply.
It is an vital idea in statistics, because it helps to determine outliers and weird patterns in information.
Commonplace deviation is usually utilized in high quality management and assurance, the place it helps to make sure that merchandise meet sure specs.

Imply Absolute Deviation: A Simplified Strategy

Imply absolute deviation (MAD) is a less complicated different to plain deviation that calculates the common distance between every information level and the imply worth. It is usually used when the info follows a standard distribution, however it may be much less strong when coping with skewed or non-normal distributions.

MAD = (Σ|x_i – μ|) / n

the place |x_i – μ| is absolutely the distinction between every information level x_i and the imply μ, and n is the variety of information factors.

Interval Arithmetic: A Extra Conservative Strategy, Methods to calculate precision

Interval arithmetic is a technique that makes use of intervals quite than single values to characterize the uncertainty of a measurement. It is a extra conservative method that ensures that the uncertainty is at all times on the protected facet. For instance, if you happen to’re measuring the size of a room, you would possibly use interval arithmetic to precise the uncertainty as an interval, comparable to 12 ± 0.5 meters.

Interval Arithmetic Formulation	Description
[a, b]	Interval of doable values for the measurement
a + b	Interval arithmetic for addition, the place a and b are intervals
a – b	Interval arithmetic for subtraction, the place a and b are intervals

Choosing the Proper Statistical Take a look at

The selection of statistical take a look at depends upon the character of the info and the analysis query. For instance, if you happen to’re coping with discrete information, you would possibly use the chi-squared take a look at, whereas steady information requires a t-test. Within the context of precision, the selection of statistical take a look at will rely on the distribution of the info and the specified stage of precision.

Precision in Totally different Information Varieties and Representations

With regards to calculating precision, the kind of information and its illustration can considerably influence the result. Think about making an attempt to measure the peak of a large utilizing a ruler made for ants – it is simply not going to finish nicely. On this part, we’ll delve into the world of precision, the place numbers are the norm, however their illustration could be as slippery as a snake oil salesman.

Integer Precision: The Integers’ Dilemma

Integers are complete numbers, like 1, 2, 3, and so forth. Nevertheless, on the subject of precision, integers generally is a little bit of a combined bag. As an illustration, whenever you’re coping with very massive integers, rounding errors can creep in, making it troublesome to realize exact outcomes. That is the place the idea of integer precision comes into play.

“The bigger the integer, the extra exact it will get, till it turns into so enormous that it loses its thoughts.”

Listed here are some methods to mitigate integer precision points:

Use a library that gives high-precision arithmetic, like MPFR (A number of Precision Floating-Level Rounding). This library can deal with integers with tons of or 1000’s of digits, making it preferrred for functions like cryptography and scientific simulations.
Apply scaling strategies to cut back the magnitude of the integer, making it simpler to work with. As an illustration, dividing a big integer by an element of 10 could make it extra manageable.
Make use of rounding algorithms, like round-to-nearest or round-to-even, to attenuate the influence of rounding errors.

Floating-Level Precision: A Story of Two Codecs

Floating-point numbers are represented in a format that makes use of a binary fraction (or decimal) and an exponent. This format permits for a variety of values, however it additionally introduces some precision points. The commonest floating-point format is the IEEE 754 customary, which makes use of a 32-bit or 64-bit binary fraction to characterize the quantity.

“The extra bits you might have, the extra exact your floating-point quantity will get, till it turns into so exact that it begins to oscillate wildly.”

Listed here are some key variations between the 2 fundamental IEEE 754 codecs:

Format	Precision	Vary
Single Precision (32-bit)	7 decimal digits	±3.4e±38
Double Precision (64-bit)	16 decimal digits	±1.8e±308

String Precision: A World of Phrases

Strings are sequences of characters, like letters, digits, and particular characters. With regards to precision, strings generally is a little bit of a problem, as they usually include various numbers of characters. Nevertheless, many programming languages present built-in features to deal with string manipulation, making it simpler to work with strings.

“The extra characters you might have, the extra exact your string will get, till it turns into so lengthy that it loses its which means.”

Listed here are some widespread string operations that may have an effect on precision:

String concatentation: whenever you concatenate two or extra strings, the ensuing string could be for much longer than the unique strings, affecting precision.
String slicing: deciding on a subset of characters from a string can have an effect on precision, particularly if the subset is massive.
String formatting: utilizing string formatting features can introduce precision points, particularly if the format specifier is just not accurately configured.

Greatest Practices for Reaching Excessive Precision in Calculations

Reaching excessive precision in calculations requires a mixture of high quality information, meticulous consideration to element, and a dedication to rigor. On this part, we’ll discover the very best practices for acquiring correct and dependable ends in calculations.

Utilizing Excessive-High quality Information and Devices

Utilizing high-quality information and devices is the inspiration of reaching excessive precision in calculations. This contains:

Guaranteeing that information is correct and dependable, and that it’s collected utilizing devices which can be calibrated and maintained correctly.
Utilizing information from respected sources, comparable to authorities businesses, educational establishments, or established organizations.
Verifying information for consistency and completeness earlier than utilizing it in calculations.
Avoiding information that’s outdated, incomplete, or corrupted.
Utilizing devices which can be designed for the precise activity at hand, and which can be commonly calibrated and maintained to make sure accuracy.
Guaranteeing that each one devices are operated and maintained based on the producer’s directions.

Through the use of high-quality information and devices, you may decrease errors and make sure that your calculations are correct and dependable.

Minimizing Human Error in Calculations

Human error is a typical supply of inaccuracies in calculations. To reduce human error, comply with these finest practices:

Double-checking outcomes for accuracy and completeness.
Utilizing automated instruments, comparable to calculators or software program applications, to carry out calculations.
Breaking down advanced calculations into easier steps to make sure accuracy.
Utilizing constant items of measurement and notation to keep away from errors.
Documenting calculations and outcomes to make sure that they are often simply verified and audited.
Searching for peer assessment and suggestions from colleagues to catch errors and enhance accuracy.

By minimizing human error, you may improve the accuracy and reliability of your calculations.

Examples of Actual-World Purposes

Reaching excessive precision in calculations is crucial in a wide range of real-world functions, together with:

“In rocket science, a single % error in trajectory calculations can lead to a rocket lacking its goal by tons of of kilometers.”

“In medical analysis, a small error in statistical calculations can result in incorrect conclusions concerning the effectiveness of a brand new remedy.”

“In finance, a single digit error in calculations can lead to hundreds of thousands of {dollars} in losses or positive factors.”

By making use of the very best practices Artikeld above, you may obtain excessive precision in calculations and make sure that your outcomes are correct and dependable.

Rigorous Testing and Validation

Lastly, rigorous testing and validation of calculations are important for guaranteeing excessive precision and accuracy. This contains:

Testing calculations towards established benchmarks or requirements.
Validating outcomes utilizing impartial strategies or sources.
Documenting and auditing calculations to make sure accuracy and completeness.
Constantly monitoring and updating calculations to replicate adjustments in information or devices.
Searching for peer assessment and suggestions from colleagues to catch errors and enhance accuracy.

By following these finest practices and incorporating rigorous testing and validation into your calculations, you may obtain excessive precision and accuracy in your work.

Instrument Calibration and Upkeep

Calibrating and sustaining devices is crucial for guaranteeing excessive precision in calculations. This contains:

Scheduling common calibration and upkeep of devices.
Utilizing licensed calibration requirements and procedures.
Documenting and monitoring instrument calibration and upkeep information.
Guaranteeing that each one devices are operated and maintained based on the producer’s directions.
Monitoring instrument efficiency and accuracy over time.
Changing or repairing devices as wanted to keep up optimum efficiency.

By following these finest practices and incorporating calibration and upkeep into your work, you may make sure that your devices are correct and dependable.

Purposes of Precision Calculation in Actual-World Eventualities

Precision calculation is the unsung hero behind many profitable operations in varied fields. It is the silent guardian that ensures accuracy, reduces errors, and makes knowledgeable selections. Let’s dive into the world the place precision calculation makes a tangible influence.

Finance: The Precision Calculator

Within the high-stakes world of finance, precision calculation is the distinction between a worthwhile funding and a disastrous one. Monetary establishments rely closely on precision calculation to find out rates of interest, calculate threat, and make knowledgeable funding selections. A 1% error in rate of interest calculations can lead to a big distinction in returns, making precision calculation essential.

Automated buying and selling techniques use precision calculation to execute trades shortly and precisely, minimizing dangers and maximizing earnings.
Monetary analysts use precision calculation to create advanced monetary fashions, forecasting market traits and making knowledgeable funding selections.
Accounting software program employs precision calculation to make sure correct monetary reporting, tax calculations, and compliance with laws.
The inventory market depends on precision calculation to find out inventory costs, buying and selling quantity, and market indices.

Logistics: Precision in Movement

Logistics is the place precision calculation meets actuality. From provide chain administration to transportation scheduling, precision calculation ensures well timed supply, reduces prices, and minimizes delays. A 1% error in logistics can lead to a big delay, impacting buyer satisfaction and finally, the underside line.

“Simply-in-time” stock administration depends on precision calculation to keep up optimum stock ranges, guaranteeing that items are shipped and obtained on time.

Precision calculation optimizes route planning, decreasing gasoline consumption, minimizing emissions, and rising supply effectivity.
Stock administration software program makes use of precision calculation to trace stock ranges, predicting demand and guaranteeing well timed restocking.
Warehouse administration techniques make use of precision calculation to optimize storage capability, decreasing prices and bettering supply occasions.
Transportation administration techniques use precision calculation to assign routes, schedules, and drivers, guaranteeing well timed and environment friendly supply.

High quality Management: The Precision Police

High quality management is the place precision calculation saves the day. By guaranteeing correct measurements and detecting defects, precision calculation helps producers keep product high quality, scale back waste, and keep away from expensive remembers. A 1% error in high quality management can lead to a big lack of enterprise, making precision calculation the unsung hero.

“If you cannot measure it, you may’t enhance it.” – Lord Kelvin

Machine studying algorithms use precision calculation to detect anomalies in manufacturing information, predicting potential defects and stopping expensive remembers.
High quality management software program employs precision calculation to trace manufacturing metrics, guaranteeing compliance with laws and sustaining product high quality.
Statistical course of management depends on precision calculation to watch and management processes, detecting and correcting deviations in real-time.
Root trigger evaluation makes use of precision calculation to determine and resolve manufacturing points, decreasing waste and bettering effectivity.

Rising Tendencies and Applied sciences in Precision Calculation

The world of precision calculation is continually evolving, and new rising traits and applied sciences are altering the best way we method precision in calculations. From software program as a service (PaaS) to synthetic intelligence (AI) and machine studying (ML), these improvements are revolutionizing the best way we calculate precision.

Precision as a Service (PaaS)

Precision as a Service is a cloud-based platform that gives precision calculation capabilities as a service to customers. Which means customers can entry high-precision calculation instruments with out having to put in or keep any software program or {hardware}. PaaS is especially helpful for organizations that require high-precision calculations however would not have the mandatory experience or sources to arrange their very own techniques.

Predictive Upkeep: PaaS can be utilized to foretell gear failure and optimize upkeep schedules, decreasing downtime and bettering general efficiency.
Monetary Modeling: PaaS can be utilized to create advanced monetary fashions that require high-precision calculations, comparable to threat evaluation and valuation.
Scientific Analysis: PaaS can be utilized to carry out advanced scientific calculations, comparable to simulations and information evaluation, in fields like physics, engineering, and local weather science.

The advantages of PaaS embrace lowered prices, elevated effectivity, and improved accuracy. Nevertheless, PaaS additionally raises considerations about information safety and possession.

Synthetic Intelligence and Machine Studying in Precision Calculation

Synthetic intelligence (AI) and machine studying (ML) are more and more being utilized in precision calculation to enhance accuracy and velocity. Neural networks, particularly, are well-suited to advanced calculations and might study to acknowledge patterns in information. Deep studying, a subset of ML, makes use of a number of layers of neural networks to enhance accuracy.

“Deep studying is a sort of machine studying that entails the usage of a number of layers of neural networks to study advanced patterns in information.”

Error Detection: AI and ML can be utilized to detect errors in precision calculations, decreasing the danger of inaccurate outcomes.
Optimization: AI and ML can be utilized to optimize precision calculations, decreasing the time and sources required to finish calculations.
Determination Help: AI and ML can be utilized to offer choice assist in precision calculations, recommending the very best plan of action primarily based on the info.

Nevertheless, AI and ML additionally elevate considerations about bias and accuracy.

Challenges and Limitations of Rising Applied sciences

Whereas rising applied sciences like PaaS, AI, and ML have the potential to revolutionize precision calculation, additionally they elevate considerations about information safety, bias, and accuracy. As with all new expertise, it’s important to rigorously consider the advantages and limitations earlier than implementing them in your group.

“The important thing to profitable implementation of recent applied sciences is to guage the advantages and limitations rigorously and to handle any considerations earlier than they turn out to be main points.”

Information Safety: Rising applied sciences can elevate considerations about information safety, significantly if delicate information is being processed or saved.
Bias: AI and ML could be biased if the info used to coach them is biased, resulting in inaccurate outcomes.
Accuracy: Rising applied sciences may also elevate considerations about accuracy, significantly if the algorithms or fashions used will not be well-understood or validated.

By understanding the challenges and limitations of rising applied sciences, we will make sure that we undertake and use them successfully to enhance precision calculation.

Case Research and Examples of Precision in Motion

Precision calculation has been an important side of varied fields, together with engineering, medication, and finance. The correct measurement and calculation of parameters have led to quite a few breakthroughs and improvements in these fields. Let’s check out some profitable functions of precision calculation in these areas.

Engineering Purposes: Precision in Bridge Design

Within the discipline of engineering, precision calculation is crucial for designing protected and sturdy constructions comparable to bridges. As an illustration, the San Francisco-Oakland Bay Bridge in California, USA, is a main instance of precision calculation in motion. This bridge spans a complete size of seven.7 kilometers and is designed to face up to sturdy winds, earthquakes, and different pure disasters.

Precision calculation concerned the usage of superior laptop simulations and Finite Aspect Evaluation (FEA) to find out the stress and pressure on the bridge’s suspension cables and towers.

The usage of precision calculation within the design of the Bay Bridge has saved hundreds of thousands of {dollars} in prices and has ensured the protection of numerous commuters who use this bridge day by day. The important thing issue that contributed to the success of this utility was the usage of high-quality information and cautious consideration to element through the design and development phases.

Medical Purposes: Precision in Most cancers Remedy

Within the discipline of drugs, precision calculation is essential for creating efficient remedy plans for advanced ailments comparable to most cancers. As an illustration, the usage of precision calculation has enabled the event of focused therapies that selectively kill most cancers cells whereas sparing wholesome tissues.

Precision calculation entails the usage of superior mathematical fashions and algorithms to research genomic information and determine particular genetic mutations which can be answerable for most cancers.

One notable instance of the usage of precision calculation in most cancers remedy is the event of CAR-T cell remedy, which has proven promise in treating sure varieties of blood most cancers. The important thing issue that contributed to the success of this utility was the usage of high-quality information and cautious consideration to element through the analysis and improvement phases.

Finance Purposes: Precision in Danger Administration

Within the discipline of finance, precision calculation is crucial for managing threat and making knowledgeable funding selections. As an illustration, the usage of precision calculation has enabled the event of superior threat administration fashions that may predict inventory market fluctuations and foreign money trade charges with excessive accuracy.

Precision calculation entails the usage of superior statistical fashions and machine studying algorithms to research huge quantities of monetary information and determine patterns and traits that may inform funding selections.

One notable instance of the usage of precision calculation in finance is the event of superior algorithmic buying and selling platforms that use machine studying algorithms to research market information and make trades at superhuman speeds. The important thing issue that contributed to the success of this utility was the usage of high-quality information and cautious consideration to element through the improvement and testing phases.

Challenges and Limitations

Whereas precision calculation has been instrumental in varied fields, there are additionally potential limitations and challenges that may come up from its use. As an illustration, the accuracy of precision calculation could be affected by the standard of the info used as enter, which might result in errors in calculations and inaccurate outcomes.

Precision calculation requires cautious consideration to element and a radical understanding of the underlying mathematical fashions and algorithms.

Moreover, the rising complexity of precision calculation can result in difficulties in interpretation and communication of outcomes, which generally is a problem for non-technical stakeholders. Lastly, the usage of precision calculation may also be restricted by the supply of high-quality information and computational sources.

Final Level

In conclusion, calculating precision requires a deep understanding of the underlying ideas and strategies. By following the steps Artikeld on this information, you may guarantee correct ends in your calculations and make knowledgeable selections. Keep in mind to at all times contemplate the constraints of your measurement system and the environmental elements that may have an effect on your outcomes.

FAQ Information

What’s precision in measurement?

Precision in measurement refers back to the closeness of the measured worth to the true worth. It’s a measure of how correct the measurement is.

How do I calculate precision?

You possibly can calculate precision utilizing varied strategies, together with the usage of customary deviation, imply absolute deviation, and interval arithmetic.

Why is precision vital?

Precision is vital as a result of it impacts the accuracy of ends in varied functions. Correct outcomes allow knowledgeable selections and make sure the success of initiatives.

Can precision be affected by environmental elements?

Sure, precision could be affected by environmental elements comparable to temperature, humidity, and vibration.