Starting salaries, in thousands of dollars, for social workers with a bachelor of science degree and no experience are shown for a random sample of 25 different social workers.

a) Construct a frequency distribution. Let each class have a width of one.

b) Construct a histogram.

c) Construct a frequency polygon.

d) Construct a stem-and-leaf display.

In Exercise, part (c), construct the frequency polygon on the same axes as the histogram.

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