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Samples of size 25 are selected from a population with a mean of 40 and a standard deviation of 7.5. What is the mean of the sampling distribution of sample means?

A. 7.5
B. 8
C. 25
D. 40

Respuesta :

abiolataiwo2015

The mean of the sampling distribution of sample means is : D.40

Mean of sampling distribution

Based on the data given in the information we have the following:

Sample size=25

Mean=40

Standard deviation=7.5

Based on the above analysis the sampling distribution of sample means is the population with a mean of 40.

Therefore the correct option is D.

Learn more about sample mean here:https://brainly.com/question/7597734

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