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- 2011-7-11
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- 2013-8-21
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| No, he will not score a 60%. That is, instead, his expected score. The expected probability of him guessing correctly is 1/3, so it is likely his score will be around 60%, given that he could answer 40 questions with 100% accuracy. It highly unlikely that his score will be exactly 60%. |
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发表于 2013-5-7 03:26
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