In a Multiple-Baseline Design Using Two Participants, What Should a Researcher

question 2

Multiple Choice

In a multiple-baseline design using two participants, what should a researcher do to ensure that any change in behavior is due to the treatment and not an outside factor?

• A) Revert back to the baseline for one of the participants, but not the other
• B) Introduce the treatment at a different time for each participant
• C) Introduce the treatment immediately for both participants
• D) Administer a questionnaire to ask participants about outside influences

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