An employment agency requires applicants average at least 70% on a battery of four job skills tests. if an applicant scored 70%, 79%, and 89% on the first three exams, what must he score on the fourth test to maintain a 70% or better average?

Apolice office claims that the proportion of people wearing seat belts is less than 65%. to test this claim, a random sample of 200 drivers is taken and its determined that 126 people are wearing seat belts. the following is the setup for this hypothesis test: h0: p=0.65 ha: p< 0.65 find the p-value for this hypothesis test for a proportion and round your answer to 3 decimal places.