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  3. 2 a manager wants to determine if an employee trai

2 A manager wants to determine if an employee training program has increased her employees...

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2 A manager wants to determine if an employee training program has increased her employees customer satisfaction ratings She randomly selects ten of the participating employees and compares their customer satisfaction ratings before and after the training The results are shown in the table Employee Before After Difference 1 2 3 4 5 6 7 8 9 10 4 2 4 3 3 7 3 6 3 2 2 9 3 0 1 3 1 4 1 2 8 2 8 4 3 6 3 3 4 2 2 9 2 7 4 2 0 1 3 7 0 10 0 1 0 10 0 1 0 1 0 10 0 2 0 1 The manager s null hypothesis is that 0 while her alternative hypothesis is D 0 Based on the data in the table and using a significance level of 0 05 what is the correct P value and conclusion 1 point With a t statistic of 1 4639 and a P value of 0 088627 she must reject the null hypothesis With a t statistic of 4 6291 and a P value of 0 000619 she must reject the null hypothesis With a t statistic of 1 4639 and a P value of 0 088627 she must fail to reject the null hypothesis With a t statistic of 4 6291 and a P value of 0 000619 she must fail to reject the null hypothesis

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