Which Statistic Is an Estimate of the Magnitude of the Difference

question 85

Multiple Choice

Which statistic is an estimate of the magnitude of the difference between the means of two groups measured in standard deviation units?

• A) r²
• B) t²
• C) Cohen's d
• D) β

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Definitions:

Treatment Outcome

The results or effects of a particular intervention, therapy, or action, often evaluated in the context of clinical trials or medical treatment.

Pharmacotherapy

The treatment of diseases and their symptoms using medications.

Variance

A statistical measure of the dispersion of data points in a data set, helping to understand the degree of spread around the mean.

Treatment Manuals

Standardized guides used by clinicians to administer therapy consistently across different individuals with a particular psychological disorder.