Question
Assume that random guesses are made for eight multiple choice questions on an SATtest, so that there are n=8 trials, each with probability of success(correct)
Assume that random guesses are made for eight multiple choice questions on an SATtest, so that there are n=8 trials, each with probability of success(correct) given by p=0.3. Find the indicated probability for the number of correct answers.
Find the probability that the number x of correct answers is fewer than 4.
P(X<4)=___
(Round to four decimal places asneeded.)
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Essentials Of College Algebra
Authors: Margaret L Lial, John E Hornsby, David I Schneider, Callie Daniels
11th Edition
0321912241, 9780321912244
