Question 300181: A student ran out of time on a multiple choice exam and guessed the answers for two problems. Each problem had 4 answer choices - a,b,c,d- and only one correct answer. What is the probability that he answered both of the problems correctly? Write your answer as a fraction in lowest terms.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A student ran out of time on a multiple choice exam and guessed the answers for two problems.
Each problem had 4 answer choices - a,b,c,d- and only one correct answer.
What is the probability that he answered both of the problems correctly?
Write your answer as a fraction in lowest terms.
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P(1st correct) = 1/4
P(2nd correct) = 1/4
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P(both correct) = (1/4)^2 = 1/16
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Cheers,
Stan H.
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