Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities (based on
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Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities (based on data from OK! magazine). These salaries correspond to Letterman, Cowell, Sheindlin, Leno, Couric, Lauer, Sawyer, Viera, Sutherland, and Sheen. Given that these are the top 10 salaries, do we know anything about the variation of salaries of TV personalities in general?
38 36 35 27 15 13 12 10 9.6 8.4
Find the range, variance, and standard deviation for the given sample data. Include appropriate units (such as “minutes”) in your results. (The same data were used in Section 3-2 where we found measures of center. Here we find measures of variation.) Then answer the given questions.
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