The following data represent the number of home runs Hank Aaron hit each year during his 23year

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The following data represent the number of home runs Hank Aaron hit each year during his 23year baseball career.

a. Calculate the mean and standard deviation of these data.

b. Group these data into four classes with class boundaries of 10 to under 20, 20 to under 30, 30 to under 40, and 40 to under 50.

c. Calculate the approximate mean and standard deviation of these grouped data.

d. Explain the difference in the results of part c from those of part a.

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Business Statistics

ISBN: 9780321925121

2nd Edition

Authors: Robert A. Donnelly

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Question Posted: Jul 17, 2015 03:03 AM

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The following data represent the number of home runs Hank Aaron hit each year during his 23year

Question:

13 27 26 44 30 39 40 34 45 44 24 32 44 39 29 44 38 47 34 40 20 12 10

Step by Step Answer:

d The mean and standard deviations of the grouped data assume that all the values within each group ...View the full answer

Business Statistics

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