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    Binomial Probability

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    An unprepared student takes a three-question, true/false quiz in which he guesses the answers to all three questions, so each answer is equally likely to be correct or wrong.

    a)(4)The student gets three answers wrong.

    b)(4)The student gets exactly two answers correct.

    c)(4)The student gets only the first answer correct.

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    Solution Preview


    This is a problem on binomial probability.

    n = 3, p = probability of an answer being correct = 1/2

    q ...

    Solution Summary

    The expert examines the binomial probability for students. Neat and Step-by-step solution to all the parts of the question.