Expected values and Binomial distribution 5. Alex takes a multiple choice quiz in his Anthropology 100 class. The quiz has 10 questions, each has 4 possible answers, only one of which is correct. Alex did not study for the quiz, so he guesses independently on every question. What is the probability that Alex answers exactly 2 questions correctly? Express your answer in 5 decimal place value

College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section9.3: Binomial Probability
Problem 40E: Telephone Marketing A mortgage company advertises its rates by making unsolicited telephone calls to...
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Expected values and Binomial distribution
5. Alex takes a multiple choice quiz in his Anthropology 100 class. The quiz has 10 questions, each
has 4 possible answers, only one of which is correct. Alex did not study for the quiz, so he
guesses independently on every question. What is the probability that Alex answers exactly 2
questions correctly? Express your answer in 5 decimal place value
Transcribed Image Text:Expected values and Binomial distribution 5. Alex takes a multiple choice quiz in his Anthropology 100 class. The quiz has 10 questions, each has 4 possible answers, only one of which is correct. Alex did not study for the quiz, so he guesses independently on every question. What is the probability that Alex answers exactly 2 questions correctly? Express your answer in 5 decimal place value
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