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The unit for the variance of a data set is the square of the unit for the variable associated with the data set.
Step 1
Variance is a statistical measure that represents the dispersion or spread of a set of data points. It is calculated as the average of the squared differences from the mean. Show more…
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The summary measure obtained by taking the square root of the variance in a data set is the standard deviation.
Variance is a measure of the average or central value of a random variable. It is a measure of the dispersion of a random variable, calculated as the square root of the standard deviation. It is also calculated as the sum of the squared deviations of data elements from the mean.
Standard deviation: SELECT ALL THAT MAY APPLY has values generally comparable with the average value is measured using the unit of the variable is the square root of variance is measured using the squared unit of the variable
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