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Artel: Lab Report 4: Defining Accuracy, Precision, and Trueness
This maker of precision instruments presents this solid article on the topic of accuracy and precision. Great discussion of types and sources of error, and quality control.
Other
Houston Community College: Accuracy, Precision, and Significant Figures
Learn about the topics of accuracy, precision, and significant figures in this section of a physics textbook. Chapter can also be downloaded in pdf.
Texas Education Agency
Texas Gateway: Ap Physics: 1.3 Accuracy, Precision, and Significant Figures
By the end of this section, you will be able to do the following: Determine the appropriate number of significant figures in both addition and subtraction, as well as multiplication and division calculations and Calculate the percent...
OpenStax
Open Stax: Physics: Accuracy, Precision, and Significant Figures
This interactive site helps students determine the appropriate number of significant figures in both addition and subtraction, as well as multiplication and division calculations. They also calculate the percent uncertainty of a...
University of Colorado
University of Colorado: Error, Accuracy, & Precision
A serious paper by serious geographers, discussing at full length the problems caused by error, inaccuracy, and imprecision in Geographical Information Systems. The definitive word in the real world.
CK-12 Foundation
Ck 12: Chemistry: Accuracy and Precision
[Free Registration/Login may be required to access all resource tools.] Describes accuracy and precision.
Other
Bellevue: Accuracy vs. Precision & Error vs. Uncertainty
A really nice distinction here in this longish piece from the Bellevue Community College. It's not just accuracy vs. precision, but also error vs. uncertainty. This is a necessary additional consideration for any paper on the topic.
TeachEngineering
Teach Engineering: Computer Accuracy
Accuracy of measurement in navigation depends very much on the situation. If a sailor's target is an island 200 km wide, sailing off center by 10 or 20 km is not a major problem. But, if the island were only 1 km wide, it would be missed...
TeachEngineering
Teach Engineering: About Accuracy and Approximation
Students learn about the concepts of accuracy and approximation as they pertain to robotics, gain insight into experimental accuracy, and learn how and when to estimate values that they measure. Students also explore sources of error...
Virginia Tech
Virginia Tech: Precision Without Accuracy in Crime Scenes
A police forensics scientist discusses how precision will muddy the true accuracy of a crime scene. Interesting stuff. A new real world look at precision and accuracy.
Texas Education Agency
Texas Gateway: Introduction to Physics: Problems & Exercises
This site provides a list of physics problems and exercises including Physical Quantities and Units, Accuracy, Precision, and Significant Figures, and Approximation.
University of California
University of Calilfornia: Significant Figures Ii
This site from the University of California provides a lengthy and intelligent discussion of sig figs, absolute and relative precision, accuracy, precision in calculations, rounding off, and the whole shooting match of how we report what...
TeachEngineering
Teach Engineering: Launch Into Learning: Catapults!
Learners learn about catapults, including the science and math concepts behind them, as they prepare for the associated activity in which they design, build and test their own catapults. They learn about force, accuracy, precision and...
Science Education Resource Center at Carleton College
Serc: Precision in Measurement Finding When an Object Changes Color
This activity is an introduction to measurement, especially precision. Young scholars should know the difference between precision and accuracy in measurement. They will be able to answer the questions: At what temperature does the mood...
CK-12 Foundation
Ck 12: Physical Science: Accuracy and Precision
[Free Registration/Login may be required to access all resource tools.] Accuracy and precision of measurements.
Sophia Learning
Sophia: Accuracy and Precision: Lesson 11
This lesson will explain the difference between accuracy and precision. It is 11 of 11 in the series titled "Accuracy and Precision."
University of Colorado
University of Colorado: Error, Accuracy, and Precision Exam
A university exam on the topics of error, accuracy, and precision. Includes essay, short answer, and multiple-choice. Links to lecture and discussion notes. Answers to short essay and multiple-choice are provided.
CK-12 Foundation
Ck 12: Plix: Accuracy and Precision
[Free Registration/Login Required] In this interactive you will slide the red dot right to see how well each of the throwers can throw. You will need a sign-in to access this media, but it will be well worth your time!
Math Is Fun
Math Is Fun: Accuracy and Precision
The difference between accuracy and precision is explained, with a precautionary note about being aware of possible bias in the measuring instrument.
TED Talks
Ted: Ted Ed: What's the Difference Between Accuracy and Precision?
When we measure things, most people are only worried about how accurate, or how close to the actual value, they are. Looking at the process of measurement more carefully, you will see that there is another important consideration:...
Ministry of Education, Sports & Culture (Samoa) Government
Mesc: Samoa School Net: Limits of Accuracy
This module looks at the history of measurement, beginning with non-standard units, the advent of standard units (in this case metric), and when approximation or precision would be needed.
Science Education Resource Center at Carleton College
Serc: Mn Step: Scientific Measurement: Reviewing Precision vs. Accuracy
This is a review lesson on the concept of precision vs. accuracy in the context of scientific measurement, intended to be used near the beginning of a Physics course. Young scholars practice measuring and reading scales accurately and...
CK-12 Foundation
Ck 12: Accuracy and Precision
[Free Registration/Login may be required to access all resource tools.] The difference between accuracy and precision is explained, accompanied by examples.
CK-12 Foundation
Ck 12: Episd: Physics: 1.8 Working With Error
[Free Registration/Login may be required to access all resource tools.] This learning opportunity examines two angles of working with error. Students will practice taking measurements with accuracy and precision and then consider the...
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