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