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Mean, median, range, distribution

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The manager of the local Walmart Super Store is studying the number of items purchased by customers in the evening hours. Listed below is the number of items for a sample of 30 customers.

15 8 6 9 9 4 18 10 10 12
12 4 7 8 12 10 10 11 9 13
5 6 11 14 5 6 6 5 13 5

a) Find the mean and the median of the number of items.
b) Find the range and the standard deviation of the number items.
c) Organize the number of items into frequency distribution.

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This solution provides various solution to statistical problems in Excel.

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