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Calculate the sample variance and standard deviation

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Reference no: EM131249499

The following frequency table summarizes the distances in miles of 101 patients from a regional hospital.

Distance Frequency

0-2 43

2-4 28

4-6 20

6-8 7

8-10 3

Calculate the sample variance and standard deviation for this data (since it is a case of grouped data- use group or class midpoints in the formula in place of X values, and first calculate the sample mean).

Reference no: EM131249499

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