Control-to-case ratios of up to which value help to increase the power of the study?
A) 4 to 1
B) 6 to 1
C) 8 to 1
D) 10 to 1

Name: Control-to-case ratios of up to which value help to increase the power of the study? A) 4 to 1 B) 6 to 1 C) 8 to 1 D) 10 to 1
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Question

Quizplus · Accepted Answer

Increasing the control-to-case ratio up to 4 to 1 can help increase the power of a study, as it allows for more data points without significantly diminishing returns in statistical power. Beyond this ratio, the benefits in power tend to plateau.

Control-To-Case Ratios of Up to Which Value Help to Increase