Question

The Office of Coal, Nuclear, Electric and Alternate Fuels reported the following data as the costs (in cents) of the average revenue per kilowatt-hour for sectors in Arkansas:
a. Prepare a grouped frequency distribution for the average revenue per kilowatt-hour using class boundaries 4, 5, 6, 7, 8, 9.
b. Find the class width.
c. List the class midpoints.
d. Construct a relative frequency histogram of these data.


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  • CreatedAugust 27, 2015
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