# RANGE, MEAN, VARIANCE, AND STANDARD DEVIATION

Find th range, mean, variance, and standard deviation of the sample sata set:

19 20 17 21 21 21 19 18 19 19

17 17 15 18 18 18 18 17 17 17

Range:

Sample mean, round to the nearest hundredth

Sample variance (use unrounded values to find the answer, round to the nearest hundredth)

Sample standard deviation (use unrounded values to find the answer, then round to the nearest hundredth)

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#### Solution Summary

The Excel file contains formulas and calculations of the range, mean, variance, and standard deviation of the sample data set.

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