A literature professor gave a 7-question true false quiz to determine who has read an assigned novel. One student did not read the novel, and guessed all the answers randomly. What is the probability that he/she got at least three answers correct

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 7ECP: You draw one card at random from a standard deck of 52 playing cards. What is the probability that...
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A literature professor gave a 7-question true false quiz to determine who has read an assigned novel. One student did not read the novel, and guessed all the answers randomly. What is the probability that he/she got at least three answers correct?
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