Independent variables, dependent variables, t-tests, anovas, experiments, between subjects, within subjects, confounds…confused? You won’t be after you watch this week’s video episode. Learn research methods in psychology the fun way - by choosing an interesting topic. In this video I explain the basic concepts of research while examining the effect of gray hair on credibility. More fun than…let me think…well, trust me, it’ll be interesting.
Resources for This Episode
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The web site where you can change your appearance by mixing your photo with celebrities is called Hairmixer.
Notes
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Independent Variable: the variable you manipulate (”type of hair” in this example).
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Dependent Variable: the variable you measure (”credibility” in this example).
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Operational Definition: the exact data that you will collect. In this example, a subject’s rating on a 1 to 10 credibility scale is my operational definition of credibility.
Related Episodes
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Check out episode 3 in which I discuss hypotheses and Popper’s important concept of falsifiability.
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Looking for more fun with research? Check out my episode on how consumer researcher’s carefully watch your behavior in the grocery store.
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If you want to review many of the psychological research terms mentioned in this episode, check the “the mappr” - an audio review program I wrote.
