28. Menu LO 1.10 Correlational technique Correlation does NOT prove causation
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31. Random Assignment SAMPLE Control Group Experimental Group Test for Differences LO 1.11 Experimental approach and terms Menu
32. Confounding Variables SAMPLE Control Group Experimental Group Are differences due to manipulation or confounding variable (mood)? LO 1.11 Experimental approach and terms Menu
33. No Confounding Variables SAMPLE Control Group Experimental Group Differences due to manipulation, not an extraneous variable because mood randomly determined. LO 1.11 Experimental approach and terms Menu
34. Menu LO 1.11 Experimental approach and terms The Experiment