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If a student estimated that the probability of correctly answering each question in a multiple-choice question is 80%, use the binomial tables to determine the

If a student estimated that the probability of correctly answering each question in a multiple-choice question is 80%, use the binomial tables to determine the probability of earning at least a 70% grade on a 20-question exam. - identify n (number of trials),x (number of successes) and p (probability of success for 1 trial)

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