The standard deviation has the same units as the data values, whereas the variance does not.

Name: The standard deviation has the same units as the data values, whereas the variance does not.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The standard deviation is the square root of the variance, so it returns to the original units of the data, while the variance, being a squared quantity, has units that are the square of the data's units.

The Standard Deviation Has the Same Units as the Data