Homework 2.pdf - MGT 3310 Homework 2 Fall 2018 Chapter 10 Do the following problems 1 During the 2003 season Major League Baseball took steps to speed

Homework 2.pdf - MGT 3310 Homework 2 Fall 2018 Chapter 10...

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MGT 3310 Homework 2 Fall 2018 Chapter 10 Do the following problems: 1. During the 2003 season, Major League Baseball took steps to speed up the play of baseball games in order to maintain fan interest (CNN Headline News, September 30, 2003). The following results come from a sample of 60 games played during the summer of 2002 and a sample of 50 games played during the summer of 2003. The sample mean shows the mean duration of the games included in each sample. 2002 Season 2003 Season 60 1 n 50 2 n minutes 52 hours, 2 1 x minutes 46 hours, 2 2 x a. A research hypothesis was that the steps taken during the 2003 season would reduce the population mean duration of baseball games. Formulate the null and alternative hypotheses. b. What is the point estimate of the reduction in the mean duration of games during the 2003 season? c. Historical data indicate a population standard deviation of 12 minutes is a reasonable assumption for both years. Conduct the hypothesis test and report the p -value. At a .05 level of significance, what is your conclusion?
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