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The Complete Idiot's Guide to Statistics, 2nd Edition by Robert Donnelly

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Your Turn

1. Calculate the mean, median, and mode for the following data set: 20, 15, 24, 10, 8, 19, 24, 12, 21, 6.
2. Calculate the mean, median, and mode for the following data set: 84, 82, 90, 77, 75, 77, 82, 86, 82.
3. Calculate the mean, median, and mode for the following data set: 36, 27, 50, 42, 27, 36, 25, 40, 29, 15.
4. Calculate the mean, median, and mode for the following data set: 8, 11, 6, 2, 11, 6, 5, 6, 10.
5. A company counted the number of their employees in each of the following age classes. According to this distribution, what is the average age of the employees in the company?
086
6. Calculate the weighted mean of the ...

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