Which of the Following Is a Threat to the Internal

question 21

Multiple Choice

Which of the following is a threat to the internal validity of experiment using a repeated measures design?

• A)instrumentation effect
• B)redundancy effect
• C)cohort effect
• D)attrition effect

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Definitions:

Biomedical Interventions

Medical approaches to treat, cure, or prevent disease through medication, surgery, or other procedures targeting biological aspects.

Aversive Conditioning

A behavioral training process where an undesirable behavior is paired with an unpleasant stimulus to reduce the occurrence of that behavior.

Psychotherapy

Psychotherapy is a treatment modality in which psychological methods, particularly when based on regular personal interaction, are used to help a person change behavior and overcome problems in desired ways.

Drug Therapy

The treatment of disease or symptoms with pharmaceutical drugs.