Exhibit 7-2
Four hundred registered voters were randomly selected asked whether gun laws should be changed. Three hundred said "yes," and one hundred said "no."
-Refer to Exhibit 7-2. The point estimate of the proportion in the population who will respond "yes" is
A)300
B)approximately 300
C)0.75
D)0.25

Question

Quizplus · Accepted Answer

The point estimate of the proportion in the population who will respond "yes" is the proportion of the sample who responded "yes." In this case, 300 out of the 400 registered voters surveyed responded "yes," so the point estimate is 300/400 = 0.75. Therefore, the correct answer is C) 0.75.

Exhibit 7-2 Four Hundred Registered Voters Were Randomly Selected Asked Whether Gun