Bama studied the effect of stress (low, moderate, high), personality type (Type A or Type B), health condition (good or bad), and age (over 35 or under 25) on math test performance. How many main effects and interactions in total were possible?
Added by David A.
Step 1
Step 1: Identify the main effects in the study: - Stress (low, moderate, high) - Personality type (Type A or Type B) - Health condition (good or bad) - Age (over 35 or under 25) Show more…
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