PSYC 2900 Lecture 12: March 12th Lab Notes
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To establish the existence of a cause and effect relationship between two variables. Identify the specific levels of the independent variable. Operationalize how you will measure change in dependent variables. Compare the scores in one treatment level with the other to determine if there is a difference between groups. Controlling other variables which may be influencing the relationship between the iv and dv. All experiments seek to measure and compare groups. Experimental research, to demonstrate causality, also seek to manipulate iv and control extraneous variables. How did they answer the rq, hypothesis-be specific.
