In a study with both main effects and an interaction, explain why the interaction must be interpreted
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In a study with both main effects and an interaction, explain why the interaction must be interpreted first and how the statistically significant main effects might have little meaning for the overall outcome of the study. Use the caffeine study to illustrate.
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When conducting a study with both main effects and an interaction it is essential to interpret the interaction effect first because it provides crucia...View the full answer
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