A Psychologist Claims That More Than 75 Percent of the Population

Multiple Choice

A psychologist claims that more than 75 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 evidence to support the claim that the true proportion is greater than 75 percent.
B) There is sufficient evidence to support the claim that the true proportion is greater than 75 percent.
C) There is sufficient evidence to support the claim that the true proportion is less than 75 percent.
D) There is not sufficient evidence to support the claim that the true proportion is less than 75 percent.