A random variable follows a binomial distribution with a probability of success equal to 0.65. For a sample size of n= 8, find the values below. a. the probability of exactly 3 successes b. the probability of 4 or more successes c. the probability of exactly 7 successes d. the expected value of the random variable

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 2E: If a binomial experiment has probability p success, then the probability of failure is...
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A random variable follows a binomial distribution with a probability of success equal to 0.65. For a sample size of n = 8, find the values below.
a. the probability of exactly 3 successes
b. the probability of 4 or more successes
c. the probability of exactly 7 successes
d. the expected value of the random variable
a. The probability of exactly 3 successes is
(Round to three decimal places as needed.)
Enter your answer in the answer box and then click Check Answer.
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Transcribed Image Text:5.2.29-T Question Help A random variable follows a binomial distribution with a probability of success equal to 0.65. For a sample size of n = 8, find the values below. a. the probability of exactly 3 successes b. the probability of 4 or more successes c. the probability of exactly 7 successes d. the expected value of the random variable a. The probability of exactly 3 successes is (Round to three decimal places as needed.) Enter your answer in the answer box and then click Check Answer. 3 parts remaining Clear All Check Answer
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