A random variable X has the probability function as given in the table to the right. It is easy to show that the mean value is 5. If we perform the experiment associated with X three times independently, what is the probability that we obtain 5 all three times? X P(X) 3 0.2 5 0.6 7 0.2
A random variable X has the probability function as given in the table to the right. It is easy to show that the mean value is 5. If we perform the experiment associated with X three times independently, what is the probability that we obtain 5 all three times? X P(X) 3 0.2 5 0.6 7 0.2
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...
Related questions
Question
A random variable X has the
X | P(X) |
3 | 0.2 |
5 | 0.6 |
7 | 0.2 |
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