# Question

The following values represent the number of iPhones sold per day at a local AT& T retail store during the last 10 business days:

14 5 6 11 18 10 10 12 3 15

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

14 5 6 11 18 10 10 12 3 15

a. Calculate the range.

b. Calculate the variance.

c. Calculate the standard deviation.

## Answer to relevant Questions

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