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