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Research Methods

The Science of Psychology


Reliability & Validity

Conceptualizing a Research Study

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Why We Need Statistics

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Scale Reliability

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General Review Material

Activity: Identifying Potential Threats to Interval Validity Using MRS SMITH

To help students remember potential sources of threats to internal validity, I use the acronym "MRS SMITH." This resource provides a handout describing these threats as well as an activity where students need to identify these possible threats.

Internal Validity

Author: David B. Strohmetz

Monmouth University

Posted: Wednesday, May 5, 2010