Internal Validity

NOBA: Conducting Research in the Real World

An article by Matthias Mehl that advocates for taking our research out of the lab and exploring phenomena in the real world. The discussion touches on topics like internal/external validity, ecological validity, sampling, as well as several specific/specialized methods related to capturing daily information from participants. The chapter also includes information about conducting research online …

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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” with several intentional threats to internal validity. Students identify the threats and get candy. Easily one of our students favorite activities. Please click here for the file.