Accuracy is the result of a measurement conforms to the correct value or a standard’ and essentially refers to how close a measurement is to its agreed value, whereas precision is defined as ‘the quality of being exact’ and refers to how close two or more measurements are to each other, regardless of whether those measurements are accurate or not. It is possible for precision measurements to not be accurate.

The Difference between Accuracy and Precision Measurements | Precisa

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This article aims to clear up the confusion, exploring the difference between precision and accuracy and the correct way to use each term.