Question

Find the probability that the number x of correct answers is more than 2.
Assume that random guesses are made for five multiple-choice questions on an ACT test, so that there are n = 5 trials, each with probability of success (correct) given by p = 0.20. Use the Binomial Probability table(Table A-1) to find the indicated probability for the number of correct answers.


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  • CreatedMay 03, 2015
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