# T test for mean

Use a t-test to investigate the claim and assume that the population is normally distributed:

A large university says the mean number of classroom hours per week for full-time faculty is more than 9. A random sample of the number of classroom hours for full-time faculty for one week is listed. At α = 0.05 , test the university's claim.

10.7

9.8

11.6

9.7

7.6

11.3

14.1

8.1

11.5

8.5

6.9

Please show your work in Excel so that I can do similar problems.

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#### Solution Summary

Step by step method for testing the hypothesis under 5 step approach is discussed here. Excel template for each problem is also included. This template can be used to obtain the answers of similar problems.

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