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LESSON 6 · See Through Your Blind Spots

PAUSE TO THINK

In the original study, how far off were the worst performers about their own rank?

12th vs. 62nd percentile

On tests of grammar, logic, and humor, students in the bottom quarter placed near the 12th percentile yet estimated they were around the 62nd. They were not just wrong about the test — they could not tell they were wrong.

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