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Accuracy and Precision

Published on Nov 21, 2015

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PRESENTATION OUTLINE

ACCURACY AND PRECISION

Photo by timlewisnm

Objective:
I can compare and contrast accuracy and precision in measurement.

Photo by Foomandoonian

QOD:
What is accuracy?
What is precision?

Answer:
Accuracy evaluates how close a measurement is to the actual value.
Precision evaluates how exactly a measurement is made.

If the darts land together they are precise, and if they land in the center they are also accurate.

Photo by John Carleton

Is this precise, accurate or both?

Is this precise,accurate, or both?