Sep08 - Does it matter Understanding of planetary motion...

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9/8/10 1 PSY 3001W Introduction to Research Methods Mark Stellmack, Ph.D. How do we know things? Motion of the planets Bloodletting Studying behavior Placebo effect Fooling yourself Strange things happen during full moons Friday the 13th is unlucky Illusory correlation: Perceiving a relationship between two uncommon (and thus noteworthy) events “It always rains on my day off.” Consequences of “bad” reasoning:
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Unformatted text preview: Does it matter? Understanding of planetary motion Technological advances Bloodletting Therapy for depression? …ouch! Illusory correlation… prejudicial beliefs Knowledge builds on itself Mozart effect Knowledge based on evidence Learning not to be fooled Claims in the popular press: “What do you mean?” “How do you know?” Extraordinary claims require extraordinary proof...
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