Exhibit 9-5 a Random Sample of 100 People Was Taken. Eighty-Five of Eighty-Five

Multiple Choice

Exhibit 9-5
A random sample of 100 people was taken. Eighty-five of the people in the sample favored Candidate A. We are interested in determining whether or not the proportion of the population in favor of Candidate A is significantly more than 80%.
-Refer to Exhibit 9-5. The test statistic is

A) 0.80
B) 0.05
C) 1.25
D) 2.00