Within a factorial research design, the presence or absence of main effects provides no indication of whether an interaction effect is present or absent, and vice versa.

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Kevin Prasnikar · Accepted Answer

Final Answer : True, Explanation :  This statement is true. Main effects and interaction effects are independent of each other and must be analyzed separately. The presence or absence of one does not necessarily indicate the presence or absence of the other.

Within a factorial research design, the presence or absence of main effects provides no indication of whether an interaction effect is present or absent, and vice versa.

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