Assume that random guesses are made for 3 multiple-choice questions on a test with 2 choices for each​ question, so that there are n=3 trials, each with probability of success​ (correct) given by p=0.50. Find the probability of no correct answers.

College Algebra (MindTap Course List)
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ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
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Chapter8: Sequences, Series, And Probability
Section8.CT: Chapter Test
Problem 30CT: In a batch of 20 tires, 2 are known to be defective. If 4 tires are chosen at random, find the...
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Assume that random guesses are made for 3 multiple-choice questions on a test with 2 choices for each​ question, so that there are n=3 trials, each with probability of success​ (correct) given by p=0.50. Find the probability of no correct answers.

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