MCS 3030 Chapter 7: Chapter 7 RM.docx

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The approx truth of inferences regarding cause-effect or causal relationships. Criteria for causal relationships: temporal precedence, covariation of the cause and effect, no plausible alternative explanations. One criterion for establishing a causal relationship that holds that the cause must occur before the effect. A criterion for establishing a causal relationship that holds that the cause and effect must be related or co-vary. Any other cause that can bring about an effect that is different from your hypothesized or manipulated cause. Use of control group to avoid alternative causes effecting the outcome. A threat to internal validity that occurs in a study that uses only a single program or treatment group and no comparison or control. A threat to internal validity that occurs when some historical event affects the study outcome. A threat to validity that is a result of natural maturation that occurs between pre- and post-measurement.