A Statistically Significant Interaction Obtained in a Factorial Analysis of Variance

question 32

Multiple Choice

A statistically significant interaction obtained in a factorial analysis of variance indicates that.

• A)the effect of one independent variable depends upon the level of the other independent variable
• B)the main effects necessarily are artifactual
• C)the simple effects of factor A are equal to the main effect of factor B.
• D)all the main effects must be nonsignificant

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