Suppose the Omnibus Analysis of Variance for a 2

question 3

Multiple Choice

Suppose the omnibus analysis of variance for a 2 * 2 complex design reveals only a statistically significant main effect of one independent variable.To understand the effect of this variable the researcher should

• A) compute simple main effects analyses.
• B) use t-tests to compare two means at a time.
• C) examine the means for the independent variable collapsed across the other independent variable.
• D) all of these

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