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what is the test statistic

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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Question

And 2003, major league baseball took steps to speed up the play of baseball games in order to maintain fan interest. In a sample of 86 Games in 2002, 40 finished in less than three hours. A similar survey in 2003 of 89 games found that 43 finished in less than three hours. When testing the hypothesis (at the 5% level of significance) a higher percentage of games finished in less than three hours in 2003, what is the test statistic? (please round your answer to two decimal places)

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