This lesson plan covers several sources of control problems in research and is designed for a Research Methods course. Attached is the detailed schedule and break down of activities for a class period (1 hours and 40 minutes). Materials are also attached.
Experimenter Bias Activity:
Practice Effects Activity:
Random Sampling Activity (Adapted from Holmes, K., Jemes, A., Stukes, R. (2008). Teaching Statistics and Research Methods: A Collection of Hands-on Activities and Demonstrations):