Solve the problem.
-A psychologist claims that more than 64 percent of the population suffers from professional problems due to extreme shyness. Assuming that a hypothesis test of the claim has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.
A)There is not sufficient sample evidence to support the claim that the proportion is less than 64 percent.
B)There is sufficient sample evidence to support the claim that the proportion is less than 64 percent.
C)There is not sufficient sample evidence to support the claim that the proportion is greater than 64 percent.
D)There is sufficient sample evidence to support the claim that the proportion is greater than 64 percent.

Question

Quizplus · Accepted Answer

Failure to reject the null hypothesis means there isn't enough evidence to support the psychologist's claim that more than 64 percent of the population suffers from professional problems due to extreme shyness.

Solve the Problem. -A Psychologist Claims That More Than 64 Percent of the Percent