Question: The mean and standard deviation are used correctly when: A. The standard error of the mean (SEM) is inappropriate B. The difference between the median

The mean and standard deviation are used correctly when:

A. The standard error of the mean (SEM) is inappropriate

B. The difference between the median and mean is large

C. Describing data that are approximately normally distributed

D. Estimating a population value and providing a measure of precision for the estimate

E. Describing small samples (<10 measurements)

More than one answer may be correct. Answer C seems correct, but is D also correct? Thanks!

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