# Question

The following table gives the frequency distribution of the numbers of computers sold during the past 25 weeks at an electronics store.

Computers Sold Frequency

4 to 9............ 2

10 to 15........... 4

16 to 21........... 10

22 to 27........... 6

28 to 33........... 3

a. What does the frequency column in the table represent?

b. Calculate the mean, variance, and standard deviation.

Computers Sold Frequency

4 to 9............ 2

10 to 15........... 4

16 to 21........... 10

22 to 27........... 6

28 to 33........... 3

a. What does the frequency column in the table represent?

b. Calculate the mean, variance, and standard deviation.

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