A random sample of 36 subjects who identified themselves as compulsive buyers was obtained and given a questionnaire. They had a mean questionnaire score of 0.61 with a standard deviation of 0.16. Test the claim that the population of self-identified compulsive buyers has a mean greater than then mean of 0.57 for the general population. Find the z-score, p-value, and choose the correct answer below.
A.The? P-value is less than or equal to the significance level. There is not sufficient evidence to support the claim that the population of? self-identified compulsive buyers has a mean greater than the mean of 0.57 for the general population.
B.The? P-value is greater than the significance level. There is not sufficient evidence to support the claim that the population of? self-identified compulsive buyers has a mean greater than the mean of 0.57 for the general population.
C.The? P-value is less than or equal to the significance level. There is sufficient evidence to support the claim that the population of? self-identified compulsive buyers has a mean greater than the mean of 0.57 for the general population.
D.The? P-value is greater than the significance level. There is sufficient evidence to support the claim that the population of? self-identified compulsive buyers has a mean greater than the mean of 0.57 for the general population.