A cell phone provider surveyed four hundred customers about sat- isfaction with their student service plan. The number that replied unsatisfactory, X, was recorded. The summary statistics are n =
400 x = 24. Let p =population proportion.
(a) Conduct a test of hypotheses with intent of showing that p /=
17. Take $\alpha$ = .05.

(b) Explain your choice of sampling distribution.
(c) Sketch the null distribution of your statistic and the rejection region.
(d) Based on the conclusion to your test in Part a, what error could you have made?

Question

A cell phone provider surveyed four hundred customers about sat- isfaction with their student service plan. The number that replied unsatisfactory, X, was recorded. The summary statistics are n =
400 x = 24. Let p =population proportion.
(a) Conduct a test of hypotheses with intent of showing that p /=
17. Take $\alpha$ = .05.
 
(b) Explain your choice of sampling distribution.
(c) Sketch the null distribution of your statistic and the rejection region.
(d) Based on the conclusion to your test in Part a, what error could you have made?

Quizplus · Accepted Answer

The Answer of  A cell phone provider surveyed four hundred customers about sat- isfaction with their student service plan. The number that replied unsatisfactory, X, was recorded. The summary statistics are n =
400 x = 24. Let p =population proportion.
(a) Conduct a test of hypotheses with intent of showing that p /=
17. Take $\alpha$ = .05.
 
(b) Explain your choice of sampling distribution.
(c) Sketch the null distribution of your statistic and the rejection region.
(d) Based on the conclusion to your test in Part a, what error could you have made?

A Cell Phone Provider Surveyed Four Hundred Customers About Sat- α\alphaα

A Cell Phone Provider Surveyed Four Hundred Customers About Sat- $\alpha$