How effective are different psychotherapies? A large-scale study compared the effectiveness of four major forms of...

How effective are different psychotherapies? A large-scale study compared the effectiveness of four major forms of therapy in the treatment of anxiety with a fifth control condition: psychodynamic; humanistic; cognitive; behavior; no treatment (control condition). Volunteer patients were assigned by the investigator to one of the five conditions. The anxiety level of each patient after 6 months was measured, using an evaluation scale that measures anxiety level on a 100-point scale. What statistical analysis would you use?

Group of answer choices:

Regression

t-test

Correlation

ANOVA

Expert Solution

orchestra answered 2 years ago

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