A Two-Factor ANOVA Is Conducted to Evaluate the Effectiveness of Exposure

question 12

Multiple Choice

A two-factor ANOVA is conducted to evaluate the effectiveness of exposure therapy in treating civilians and combat veterans who have PTSD.Both groups of clients are randomly assigned to receive either exposure therapy or routine care.A significant interaction effect is found in the two-factor ANOVA.Which of the following interpretations is most appropriate in light of these results?

• A)Exposure therapy is more effective than routine care.
• B)Both routine care and exposure therapy are effective.
• C)The comparative effectiveness of the two treatment conditions varies, depending upon whether the clients are civilians or combat veterans.
• D)Routine care is more effective than exposure therapy.

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Definitions:

Marginal Costs

The extra expense associated with the production of an additional unit of a product or service.

Average Cost

The total cost of production divided by the quantity of output produced, representing the per unit cost of production.

Signaling Mechanism

A method or action taken to convey information or intentions between parties, often used in economics and biology to indicate quality or status.

Screening Mechanism

A process or method used by entities to filter or select suitable candidates or options based on specific criteria.