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OpenStudy (anonymous):
elaine is taking a test that has multiple choice questions, each with 6 answer choices. she comes to a questiom for which she does not know the answer. if she can rule out one of the choices as wrong. by how much does she improve her probabilility of guessing a correct answer?
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OpenStudy (radar):
She increases her chances by 3.3333 % by going from 16.66 % to 20 % 1/6 to 1/5
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