1.

In a study of two groups, the following results were obtained:Group GroupABSample Size2025Sample mean2223Sample standard Deviation1012Which of the following statements is correct?

A. Group A is less variable then Group B because Group A's standard deviation is smaller.
B. Group A is less variable then Group B because Group A's sample size is smaller.
C. Group A is less variable then group B because Group A's sample mean is smaller.
D. Group A is less variable then group B because Group A's coefficient of variation is smaller.
Answer» E.


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