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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 70

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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Independent random samples of seven assistant professors,five associate professors,and six full professors were asked to estimate the amount of time outside the classroom spent on teaching responsibilities in the last week.Results,in hours,are shown in the accompanying table.
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION: Independent random samples of seven assistant professors,five associate professors,and six full professors were asked to estimate the amount of time outside the classroom spent on teaching responsibilities in the last week.Results,in hours,are shown in the accompanying table. -Test the null hypothesis that the three population mean times are equal.Use α = 0.05.
-Test the null hypothesis that the three population mean times are equal.Use α = 0.05.

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H0 : μ1 = μ2 = μ3
H1 : μi ≠ μj for at ...

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