The greater the number of subgroups to be analyzed,the smaller the necessary sample size.

Name: The greater the number of subgroups to be analyzed,the smaller the necessary sample size.
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Quizplus · Accepted Answer

The greater the number of subgroups, the larger the necessary sample size. This is because each subgroup will require its own sample size in order to have enough statistical power to draw conclusions about that particular group. Therefore, a larger overall sample size will be required to accommodate multiple subgroups.

The Greater the Number of Subgroups to Be Analyzed,the Smaller