A statistics quiz consists of 10 multiple-choice questions, each with 5 possible answers. For someone who makes

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A statistics quiz consists of 10 multiple-choice questions, each with 5 possible answers. For someone who makes random guesses for all of the answers, find the probability of passing if the minimum passing grade is 60%. Is the probability high enough to make it worth the risk of passing by random guesses instead of by studying?
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Elementary Statistics

ISBN: 9780321225979

3rd Canadian Edition

Authors: Mario F. Triola

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