In the Context of Outcome Evaluation in the Drug and Alcohol

question 8

Multiple Choice

In the context of outcome evaluation in the drug and alcohol field, which of the following is true?

• A) Drinking and drug-taking behaviors are considered nominal rather than continuous variables.
• B) Careful use of outcome evaluation based on either/or measures can capture client change in all its permutations.
• C) Many psychosocial criteria can be considered more appropriately as continuous rather than nominal variables.
• D) A move closer to a dichotomous view of treatment outcome leads to recognizing that multiple outcome variables should be assessed.

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Definitions:

R-Squared

A statistical measure that represents the portion of the variance for a dependent variable that's explained by an independent variable or variables in a regression model.

Sum of Squares

A statistical technique used to describe the total variation of a dataset by summing the squares of the differences from the mean.

F-Ratio

A statistical measure used in the analysis of variance (ANOVA), comparing the variance among group means to the variance within groups.

Studentized Residuals

Residuals in regression analysis that have been standardized by dividing by an estimate of their standard deviation to identify outliers.