Heights for women are bell-shaped with a mean of 65 inches and standard deviation of 2.5 inches. If a random sample of 25 women is taken, what is the mean of the sampling distribution of $\overline{x}$ ?
A) 2.5 inches
B) 2.5/5 = 0.5 inches
C) 65 inches
D) It depends on the value of the sample mean.

Question

Quizplus · Accepted Answer

The mean of the sampling distribution of $\overline{x}$ is equal to the population mean, which is 65 inches.

Heights for Women Are Bell-Shaped with a Mean of 65 x‾\overline{x}x

Heights for Women Are Bell-Shaped with a Mean of 65 $\overline{x}$