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Statistics and Probability

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Moderate

Standard Error of the Mean

STATS-JVRCCG

Which of the following statements is TRUE about the standard error of the mean?

Select ALL that apply.

A

It decreases as the sample size increases.

B

It measures the variability of the mean from sample to sample.

C

It is never larger than the standard deviation of the population.

D

It is equal to $\cfrac { \sigma }{ \sqrt { n } } $