Suppose that a polling organization surveys n = 400 people about whether they think the federal government should give financial aid to the airlines to help them avoid bankruptcy. In the poll, 300 people say that the government should provide aid to the airlines. Which choice gives the correct notation and value for the sample proportion in this survey?
A) $\hat{p}$ = 0.30
B) p = 0.30
C) $\hat{p}$ = 0.75
D) p =0.75

Question

Quizplus · Accepted Answer

$\hat{p}$ = 0.75 is the correct notation and value for the sample proportion, where $\hat{p}$ represents the sample proportion and 300 out of 400 people (which is 0.75 or 75%) say the government should provide aid.

Suppose That a Polling Organization Surveys N = 400 People p^\hat{p}p^​

Suppose That a Polling Organization Surveys N = 400 People $\hat{p}$