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    Guessing multiple choice questions

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    You are taking a multiple-choice quiz that consists of 3 questions. Each question has 4 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.

    © BrainMass Inc. brainmass.com June 3, 2020, 7:19 pm ad1c9bdddf
    https://brainmass.com/statistics/probability/guessing-multiple-choice-questions-93191

    Solution Summary

    The questions calculates the probability of success in guessing many multiple choice questions based on binomial probabilities.

    $2.19

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