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Statement of a problem № m777

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Refer to the Baseball 2012 data, which report information on the 30 Major League Baseball teams for the 2012 season. a. At the .10 significance level, is there a difference in the variation in team salary among the American and National League teams? b. Create a variable that classifies a team’s total attendance into three groups: less than 2.0 (million), 2.0 up to 3.0, and 3.0 or more. At the .05 significance level, is there a difference in the mean number of games won among the three groups? c. Using the same attendance variable developed in part (b), is there a difference in the mean number of home runs hit per team? Use the .05 significance level. d. Using the same attendance variable developed in part (b), is there a difference in the mean salary of the three groups? Use the .05 significance level.




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