If an organization selects two towns for a market study (one for the test and the other as a control) and measures the amount of trash in pounds per household, it must first determine the equality of the two towns using a test of
A) a single proportion.
B) a single mean.
C) two means.
D) two proportions.
E) None of the above.

Question

Quizplus · Accepted Answer

The organization needs to compare the average amount of trash per household between the two towns, which involves comparing two means.

If an Organization Selects Two Towns for a Market Study