Multiple Choice
When reading the volume of a liquid in a graduated cylinder, which of the following best describes the correct procedure to ensure proper use of significant figures?
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1. Intro to General Chemistry
Significant Figures: Precision in Measurements
Multiple Choice
Which of the following terms refers to how close a measurement is to the true value?
A
Accuracy
B
Precision
C
Random error
D
Significant figures
Verified step by step guidance1
Understand the definitions of the terms given: Accuracy, Precision, Random error, and Significant figures.
Accuracy refers to how close a measurement is to the true or accepted value.
Precision refers to how close repeated measurements are to each other, regardless of the true value.
Random error is the variability in measurements caused by unpredictable fluctuations during the measurement process.
Significant figures indicate the digits in a measurement that are known with certainty plus one estimated digit, reflecting the measurement's precision.
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