A new company is in the process of evaluating its customer service. The company offers two types of sales: (1) Internet sales and (2) store sales. The marketing research manager believes that the Internet sales are more than 10 percent higher than store sales. The null hypothesis would be A) P_Internet − P_store .10. B) P_Internet − P_store

Question

A new company is in the process of evaluating its customer service. The company offers two types of sales: (1) Internet sales and (2) store sales. The marketing research manager believes that the Internet sales are more than 10 percent higher than store sales. The null hypothesis would be A) P_Internet − P_store > .10. B) P_Internet − P_store < .10. C) P_Internet − P_store ≥ .10. D) P_Internet − P_store ≤ .10. E) P_Internet − P_store = .10.

Quizplus · Accepted Answer

Since you are trying to prove that Internet sales are greater than the store sales, the null would be the opposite, where the difference between the Internet and store sales would be less than 0.10 or equal to 0.10.

A New Company Is in the Process of Evaluating Its