USA Today reported that approximately 25% of all state prison inmates released on parole become repeat offenders while on parole. Suppose the parole board is examining five prisoners up for parole. Let x = number of prisoners out of five on parole who become repeat offenders. x 0 1 2 3 4 5 P(x) 0.229 0.360 0.224 0.169 0.017 0.001 a) Find the probability that two or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.) b) Find the probability that four or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.)
USA Today reported that approximately 25% of all state prison inmates released on parole become repeat offenders while on parole. Suppose the parole board is examining five prisoners up for parole. Let x = number of prisoners out of five on parole who become repeat offenders. x 0 1 2 3 4 5 P(x) 0.229 0.360 0.224 0.169 0.017 0.001 a) Find the probability that two or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.) b) Find the probability that four or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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USA Today reported that approximately 25% of all state prison inmates released on parole become repeat offenders while on parole. Suppose the parole board is examining five prisoners up for parole. Let x = number of prisoners out of five on parole who become repeat offenders.
x | 0 | 1 | 2 | 3 | 4 | 5 |
P(x) | 0.229 | 0.360 | 0.224 | 0.169 | 0.017 | 0.001 |
a) Find the
b) Find the probability that four or more of the five parolees will be repeat offenders. (Round your answer to three decimal places.)
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