It is recommended practice to look at the data values prior to deciding whether to perform a one-sided or two-sided test.

Name: It is recommended practice to look at the data values prior to deciding whether to perform a one-sided or two-sided test.
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Question

Quizplus · Accepted Answer

Choosing between a one-sided and two-sided test should be based on the research question or hypothesis before looking at the data, to avoid bias in the analysis.

It Is Recommended Practice to Look at the Data Values