Precision and Accuracy

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  • Created by: jwgcurrie
  • Created on: 07-12-19 13:41
What is the Precision of a Sensor
An instruments freedom from random errors
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What is the accuracy of a measurement
The closeness of the agreement between the result of a measurement and a true value of the measurand
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What does High Precision imply about measurement accuracy
Nothing is implied
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Causes of Low accuracy measurements from a high-precision instrument
Bias in the measurements (can be removed through re-callibration)
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What happens when a large number of readings are taken of the same quantity by a high precision device
Very Small Spread of Readings
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Other cards in this set

Card 2

Front

What is the accuracy of a measurement

Back

The closeness of the agreement between the result of a measurement and a true value of the measurand

Card 3

Front

What does High Precision imply about measurement accuracy

Back

Preview of the front of card 3

Card 4

Front

Causes of Low accuracy measurements from a high-precision instrument

Back

Preview of the front of card 4

Card 5

Front

What happens when a large number of readings are taken of the same quantity by a high precision device

Back

Preview of the front of card 5

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