Question

Test the hypothesis that the mean value of Weight1 is the same for Managers and Supervisors in the population. At 5% level of significance the conclusion of this test is ______. Fail to reject H0 and conclude that the mean value of Weight1 is the same for Managers and Supervisors in the population. Fail to reject H0 and conclude that the mean value of Weight1 is not the same for Managers and Supervisors in the population. Reject H0 and conclude that the mean value of Weight1 is the same for Managers and Supervisors in the population. Reject H0 and conclude that the mean value of Weight1 is the not the same for Managers and Supervisors in the population.

Answer 1

hello the data required is missing attached below is the missing data and solution

Answer : Fail to reject H
`_(0)` and conclude that the mean value of weight 1 is the same for Managers and supervisors in the population

Explanation:

At 5% level of significance the conclusion of this test is Fail to reject H
`_(0)` and conclude that the mean value of weight 1 is the same for Managers and supervisors in the population.

The value of the test statistic tcal = 0.7402 lies between the critical values

±
`t_{(0.05)/(2.2) }` = ±2.086

attached below is the detailed solution and missing part of the question