The Confirmation Bias

Confirmation bias is a tendency to look for, interpret, and recall information in ways that affirm our preconception. Whenever we encounter objective facts on an issue we look at them through the lens of our own beliefs. As a result, we see and overrate where the two intercept. The bias is strongest for emotionally charged issues or when we search for desired outcomes. This joke illustrates it quite well...

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Read the entire script here:
https://docs.google.com/document/d/1-K6iRbdyqtBri7l5FniRPit67XS4aflUjnO8jd7cnn4/edit?usp=sharing

SOURCES:
https://en.wikipedia.org/wiki/Self-serving_bias
https://en.wikipedia.org/wiki/Daniel_Kahneman
https://en.wikipedia.org/wiki/Hindsight_bias
https://en.wikipedia.org/wiki/Confirmation_bias

Classroom activity:

http://www.devpsy.org/teaching/method/confirmation_bias.html

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