Explain the two types of validity in experimentation

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1. Explain why studies of the "if-then" variety are considered to be causal studies.

2. Define each of the following types of variables and give an example of each in an experiment designed to determine the effects of an advertising campaign: independent, dependent, extraneous, control group, and experimental group.

3. Explain the two types of validity in experimentation and also explain why different types of experiments are better suited for addressing one type of validity versus another.

Reference no: EM131277037

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