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Stan guessed on all 10 questions of a multiple-choice quiz. Each question has 4 answer choices. What is the probability that he got at
Stan guessed on all 10 questions of a multiple-choice quiz. Each question has 4 answer choices. What is the probability that he got at least 2 questions correct? Round the answer to the nearest thousandth. O 0.211 O 0.244 O 0.756 O 0.944 P(k successes)=Cp* (1-0)"-* n! Cx = (n-k)!.k!
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