It is known that in the absence of treatment, 68% of the patients with a certain illness will improve. The central limit theorem tells us that the percentages of patients in groups of 500 that improve in the absence of treatment are approximately normally distributed. Find the mean of the normal distribution given by the central limit theorem.
A)72%
B)59%
C)34%
D)68%

Question

Quizplus · Accepted Answer

The mean of the normal distribution given by the central limit theorem is equal to the mean of the original distribution, which is 68%. Therefore, the answer is D) 68%.

It Is Known That in the Absence of Treatment, 68