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A right-or-wrong score throws away the most useful part of a wrong answer

Two people answer "Sydney" to "What's the capital of Australia?" One was guessing. One was sure. A right-or-wrong score gives them the same zero, and loses the only thing worth knowing.

  • Binary scoring system loses insight into thought process
  • Different scores for wrong answers can enable targeted feedback
  • Hypercorrection effect suggests confident wrong answers are teaching moments

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