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The Distance (In Thousands of Miles)traveled by Buses Before Their

Question 56

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The distance (in thousands of miles)traveled by buses before their first major motor failure is distributed below,with an estimated mean and standard deviation of 95.7 and 38.1.Also shown are the expected frequencies of these intervals if the original population was a normal distribution. The distance (in thousands of miles)traveled by buses before their first major motor failure is distributed below,with an estimated mean and standard deviation of 95.7 and 38.1.Also shown are the expected frequencies of these intervals if the original population was a normal distribution. What is the chi-square test statistic for testing the hypothesis that the original population is a normal distribution? What is the chi-square test statistic for testing the hypothesis that the original population is a normal distribution?

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χ2 = (17− 14)2/14 + (4...

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