Lesson: Measurement Accuracy and Precision

In this lesson, we will learn how to define measurement accuracy and precision and explain how different types of measurement errors affect them.

Sample Question Videos

Q1:

Which of the following statements most correctly describes how systematic measurement errors affect the accuracy and the precision of measurements?

ASystematic errors decrease measurement accuracy.
BSystematic errors decrease both the accuracy and the precision of measurements.
CSystematic errors do not affect measurement accuracy or measurement precision.
DSystematic errors decrease measurement precision.

Q2:

Which of the following statements most correctly describes how zero measurement errors affect the accuracy and the precision of measurements?

Q3:

Which of the following statements most correctly describes how random measurement errors affect the accuracy and the precision of measurements?

Preview