The following frequency distribution table shows staffing levels (number of officers reporting) for the 50 most recent

Question:

The following frequency distribution table shows staffing levels (number of officers reporting) for the 50 most recent shifts at Metropolitan Police Headquarters:

Staff Level (Number of Officers) x Number of Shifts f(x)

40…………………………………………………………….. 13

41…………………………………………………………….. 7

42…………………………………………………………….. 5

43…………………………………………………………….. 5

44…………………………………………………………….. 7

45…………………………………………………………….. 13

Total = 50

a. Show the frequency bar chart for the data.

b. Compute the mean, the variance and the standard deviation for the staffng data.

c. Identify the median and the mode.

d. Use vocabulary from the chapter to describe the shape of the distribution.

Distribution
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