In a Study on Effectiveness of Therapy in Treating Depression

question 47

Multiple Choice

In a study on effectiveness of therapy in treating depression, participants are randomly assigned to groups so that 10 receive cognitive behaviour therapy (CBT) and 10 are assigned to a no-treatment control condition. The outcome improvement scores for participants in the CBT group are quite different from each other (e.g., some had minimal improvement scores, while others showed large benefits) . This discrepancy is referred to as:

• A)The third variable problem
• B)The directionality problem
• C)Within-group variance
• D)Between-group variance

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Definitions:

Inflation Target

An inflation target is a central bank's established rate of inflation as a goal to guide monetary policy decisions.

Central Bankers

Officials responsible for overseeing a country's monetary system and policy, including controlling the money supply and interest rates.

Active Approach

is a strategy in management or investing that involves taking specific actions to achieve a particular goal, as opposed to a passive or laissez-faire approach.

Natural Adjustments

Natural adjustments refer to the self-correcting mechanisms of markets or economies that respond to imbalances or disruptions without the need for external intervention.