
Understanding Accuracy and Precision
Authored by Lori Davis
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12th Grade

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does accuracy in measurements refer to?
Closeness to the true value
Randomness of results
Consistency of results
Difference from the true value
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a scale shows readings of 18.95 kg, 21.22 kg, and 19.81 kg for a 20 kg dumbbell, how would you describe the scale?
Precise but not accurate
Accurate but not precise
Neither precise nor accurate
Both accurate and precise
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does precision in measurements imply?
Consistency of results
Randomness of results
Variability in results
Closeness to the true value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If repeated measurements on a scale read 23.11 kg, 23.09 kg, and 23.12 kg for a 20 kg object, the scale is:
Both precise and accurate
Accurate but not precise
Precise but not accurate
Neither precise nor accurate
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean if results are described as 'consistently inconsistent'?
They are both precise and accurate
They are neither precise nor accurate
They are accurate
They are precise
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would you describe a scenario where all shots hit the same area of a target but not near the center?
Accurate but not precise
Accurate and precise
Neither accurate nor precise
Precise but not accurate
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which scenario describes a measurement that is accurate but not precise?
Results are inconsistent and far from the true value
Results are consistent and close to the true value
Results are consistent but far from the true value
Results are close to the true value but inconsistent
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