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A professor would like to test the hypothesis that the average grade for a student taking a 10 am ...

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A professor would like to test the hypothesis that the average grade for a student taking a 10 am ...

A professor would like to test the hypothesis that the average grade for a student taking a 10 am statistics class averages five points higher than the average grade from a student in an 8 am statistics class. The following data shows the sample size and average grades for students in the two class times along with the population standard deviations.

Define Population 1 is defined as the 10 am class and Population 2 the 8 am class. Construct an 80% confidence interval for the difference in population mean and interpret the results.

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Business Statistics

Edition: 2^nd

Author: Donnelly

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queenmeg Author

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Thanks for your help!!

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