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    Important information about Probability of binomial distribution

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    You are taking a multiple choice quiz that consists of 32 questions. Each question has 5 possible answers, only one of which is correct. To complete the quiz, you randomly guess the answer to each question. Find the probability of guessing (a) exactly 2 answers correctly, (b) at least 2 answers correctly, or (c) less than 2 answers correctly.

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    Solution Preview

    Probability of choosing right answer is 1/5
    Probability of choosing wrong answer is 4/5

    a ) exactly 2 ...

    Solution Summary

    To find the probability of binomial distribution of multiple choice question.