Accuracy and Precision

Flashcard
•
Science
•
9th - 12th Grade
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the definition of accuracy?
Back
Accuracy refers to how close a measured value is to the actual (true) value.
2.
FLASHCARD QUESTION
Front
What is the definition of precision?
Back
Precision refers to how close measurements are to each other, regardless of whether they are close to the actual value.
3.
FLASHCARD QUESTION
Front
If a set of data is both precise and accurate, what does that mean?
Back
It means the data points are close to each other and also close to the true value.
4.
FLASHCARD QUESTION
Front
What does it mean if a measurement is neither accurate nor precise?
Back
It means the measurements are not close to each other and not close to the true value.
5.
FLASHCARD QUESTION
Front
Give an example of a situation that is precise but not accurate.
Back
If a scale consistently shows 5 kg when the actual weight is 10 kg, the measurements are precise (consistent) but not accurate.
6.
FLASHCARD QUESTION
Front
What is an example of a situation that is accurate but not precise?
Back
If a dartboard player hits the bullseye once but misses the target in other throws, the hit is accurate but not precise.
7.
FLASHCARD QUESTION
Front
How can you improve the accuracy of a measurement?
Back
You can improve accuracy by calibrating instruments and using more reliable measurement techniques.
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