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Use of dissimilar measures or methods to address the same research question.
Like a literature review, but more systematic.
Used to compare outcomes across studies in a meta-analysis.
Commonly used in experimental research to increase external validity.
Uses response categories ranging from “strongly agree” to “strongly disagree.”
A statistical framework for meta-analysis.
Adding up the responses to multiple items creates a(n) ________.
Based on this procedure, it is possible to infer the values or responses on each item from the total score on a set of items.
Rather than create a composite measure, the effects of each indicator are analyzed separately.
In contrast to indexes, scales are designed to ensure this.