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you might ignore it or say maybe he's not really gay after all.
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If you believe black men are criminals,
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then when you see a black man who is a criminal you'll chalk it down as support
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but you'll pay less attention to evidence that white men are criminals
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and some black men are not criminals.
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You won't look at this as a scientist objectively scanning data.
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Rather, you'll be biased in certain ways.
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You'll be biased to put extra weight on the cases that support your theory
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and diminish cases that refute it. Furthermore, our data is not always reliable.
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So-- oh, and this is actually an example of this at work.
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It turns out in the world of classical music there's a stereotype of
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women being simply less proficient than men: they play smaller than men,