Reference no: EM131180794

1. The dean of a university estimates that the mean number of classroom hours per week for full-time faculty is 11.0 As a member of the student council, you want to test this claim. A random sample of the number of classroom hours for eight full-time faculty for one week is shown in the table below. At alphaαequals=0.05 can you reject the dean's claim? Complete parts(b) through(d) below. Assume the population is normally distribute

10.5 8.2 11.9 6.9 7.2 11.4 14.9 9.7

b) Use technology to find the P-value (show how to find the P-value)

c) decide whether to reject or fail the null hypothesis

d) interpret the decision in the context of the original claim.

2. One study, based on responses from 1,024 randomly selected teenagers, concluded that 44% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than half of all teenagers in the population feel that grades are their greatest source of pressure.

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