For each frequency distribution, suggest “nice” bins. Did your choice agree with Sturges’ Rule? If not, explain.
a. Last week’s MPG for 35 student vehicles (xmin = 9.4, xmax = 38.7).
b. Ages of 50 airplane passengers (xmin = 12, xmax = 85).
c. GPAs of 250 first-semester college students (xmin = 2.25, xmax = 3.71).
d. Annual rates of return on 150 mutual funds (xmin = .023, xmax = .097).
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