Which are the two primary criteria for choosing a contrast size in a research study?
A) empirical and ordinal
B) nominal and numeric range
C) theoretical and empirical
D) interval and ratio

Question

Quizplus · Accepted Answer

The two primary criteria for choosing a contrast size in a research study are theoretical and empirical. Theoretical considerations involve the underlying theories or models that predict or explain the phenomena being studied, guiding the selection of contrasts to test specific hypotheses. Empirical considerations involve the use of data and previous research findings to inform the choice of contrast size, ensuring that the contrasts are meaningful and relevant to the research question.

Which Are the Two Primary Criteria for Choosing a Contrast