Uncertainty Daily

When taking a measurement, we should always estimate one digit past the last certain digit.

• TRUE

• FALSE

In the number 1234, which is the last certain digit?

• 1

• 2

• 3

• 4

All measurement tools have the same amount of precision.

• TRUE

• FALSE

In addition to how exact a value can be measured, precision is a measure of repeatability.

• TRUE

• FALSE

Accuracy is how close a measurement is to the accepted or true value.

• TRUE

• FALSE

This target demonstrates...

• High Accuracy & High Precision

• High Accuracy & Low Precision

• Low Accuracy & High Precision

• Low Accuracy & Low Precision

This target demonstrates

• High Accuracy & High Precision

• High Accuracy & Low Precision

• Low Accuracy & High Precision

• Low Accuracy & Low Precision

This target is an example of...

• precision ONLY

• accuracy ONLY

• BOTH precision and accuracy

• NEITHER precision and accuracy