Constructing histogram in excel

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A large internet retailer, is studying the lead time (elapsed time between when an order is placed and when it is filled) for a sample of recent orders. The lead times are reported in days.

Lead Time (days) Frequency

0 up to 5 6

5 up to 10 7

10 up to 15 12

15 up to 20 8

20 up to 25 7

Total 40

a. How many orders were placed?

b. What is the midpoint of the first class?

c. Draw a histogram.

Reference no: EM1390256

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