Calculating the Effect Size with Single-System Data Involves

question 15

Multiple Choice

Calculating the effect size with single-system data involves:

• A)Calculating the standard deviation of the intervention data and then dividing that into the standard deviation of the baseline data.
• B)Calculating the standard deviation of the baseline data and then dividing that into the intervention mean.
• C)Treating the baseline data like a control group.
• D)Calculating the baseline mean and then dividing that into the intervention mean.

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Definitions:

DfB

Degrees of Freedom Between groups, referring to the number of independent values in the calculation of variance between the different groups under study.

DfWG

Degrees of Freedom Within Groups, a statistical concept used in variance analysis to describe the number of independent pieces of information that went into the estimate of variability.

Critical Value

The threshold value that a test statistic must exceed to reject the null hypothesis in a statistical test.

Df

Abbreviation for degrees of freedom, indicating the number of values in a final calculation of a statistic that are free to vary.