accuracy and precision

This bullseye demonstrates...

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision

How close a measurement is to the true value is called..

• Accuracy

• Precision

• Significant

• Estimate

When a measurement is repeatable and consistent it is said to have...

• High precision
• Low precision
• High accuracy
• Low accuracy

A set of data are all close to each other, but they are not close to the actual value.  This set of data can be described as...

• accurate
• precise
• both precise and accurate

A set of data are not close to each other, but the average of the data is very close to the actual value.  This set of data can be described as...

• accurate
• precise
• both precise and accurate

• Student A
• Student B
• Student C
• Cannot be determined

It is a measure of how close measurements come to each other when they are made in the same way

• Accuracy
• Precision
• Error
• Extrapolation

• Student A

• Student B

• Student C

• Cannot be determined

?

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision

The attendance for the basketball game was estimated to be 15,000 people but 12,000 people attended. What was the percent error?

• 16.67%

• 25%

• 2500%

• 80%