Why Do Repeated Measures Improve Internal Validity in a Single-Case

question 71

Multiple Choice

Why do repeated measures improve internal validity in a single-case experiment?

• A)They provide increased interaction between the researcher and the participant.
• B)They provide a check on the randomization procedure.
• C)They provide a more reliable measure of behaviour both before and after treatment.
• D)They provide more data for statistical significance tests.

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