A Student Has Done an Experiment Involving a 4 ×

question 47

Multiple Choice

A student has done an experiment involving a 4 × 2 design.The students' initial analysis of variance indicates that there was no statistically significant interaction effect in the experiment.The independent variable with four levels,however,did produce a statistically significant main effect.Which of the following analyses should the student do next to specify the source of this main effect more precisely?

• A)eta-squared analyses
• B)simple main effects
• C)comparisons of two means
• D)simple interaction effects

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