In a program designed to help patients stop smoking, 198 patients were given sustained care, and 82.3% of them were no longer smoking after one month. Use a 0.10 significance level to test the claim that 80% of patients stop smoking when given sustained care.

Identify the null and alternative hypotheses for this test. Choose the correct answer below.

A.

Upper H 0: pequals0.8

Upper H 1: pless than0.8

B.

Upper H 0: pequals0.8

Upper H 1: pgreater than0.8

C.

Upper H 0: pnot equals0.8

Upper H 1: pequals0.8

D.

Upper H 0: pequals0.8

Upper H 1: pnot equals0.8

Identify the test statistic for this hypothesis test.

The test statistic for this hypothesis test is ...