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Discovering the Scientist Within offers an utterly unique approach to the research methods course. Rather than taking students through statistical methods one at a time, the authors provide a series of realistic and engaging case studies with each design-focused chapter presenting a single study start to finish. View More

Discovering the Scientist Within

Activity: Threats to Internal Validity: Smarties vs. Dum Dums

This activity helps students remember potential sources of threats to internal validity, through an in-class activity where students engage in an “experiment” where several threats to internal validity are present.

Author: Gary Lewandowski

Monmouth University

Posted: Thursday, May 6, 2010