Question: Given data in the file P2_13.XLS from a recent survey of chief executive officers from 350 of the nations biggest businesses (The Wall Street Journal,

Given data in the file P2_13.XLS from a recent survey of chief executive officers from 350 of the nation’s biggest businesses (The Wall Street Journal, April 9, 1998), choose a sample of 25 executives stratified by company type with proportional sample sizes. Next, find the mean, median, and standard deviation of the salaries awarded to them in 1997. How do these sample statistics compare to the mean, median, and standard deviation of the salaries given to all executives included in the frame?

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