Mathematics, 25.02.2020 21:44 T0othless3clipes
Richard had just been given a 6-question multiple-choice quiz in his history class. Each question has four answer, of which only one is correct. Since Richard had not attend not attended class recently, he doesn't any of the answer. Assuring that Richard guesses on all six questions, find the indicated probabilities.
a. What is the probability that he will answer all questions correctly?
b. What is the probability that he will answer at least one questions correctly?
c. What is the probability that he will answer at least half questions correctly?
Answers: 3
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