Suppose218

subjects are treated with a drug that is used to treat pain and55

of them developed nausea. Use a 0.05

significance level to test the claim that more than20%

of users develop nausea.

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

3

A.

H0:

p=0.20

H1:

p<0.20

B.

H0:

p=0.20

H1:

p0.20

C.

H0:

p=0.20

H1:

p>0.20

D.

H0:

p>0.20

H1:

p=0.20

Part 2

Identify the test statistic for this hypothesis test.

The test statistic for this hypothesis test is =________

(Round to two decimal places asneeded.)

Part 3

Identify theP-value for this hypothesis test.

TheP-value for this hypothesis test is =__________

(Round to three decimal places asneeded.)

Part 4

Identify the conclusion for this hypothesis test.

A.

Failtoreject

H0.

There

is

sufficient evidence to warrant support of the claim that more than

20%

of users develop nausea.

B.

Failtoreject

H0. There isnot sufficient evidence to warrant support of the claim that more than 20%

of users develop nausea.

C.

Reject

H0. There is sufficient evidence to warrant support of the claim that more than 20% of users develop nausea.

D.

Reject

H0. There isnot sufficient evidence to warrant support of the claim that more than 20%

of users develop nausea.