Question
The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts(a) through(c) below. Number of Accidents
The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts(a) through(c) below.
| Number of Accidents Daily(X) | P(X=xi) | |
| 0 | 0.30 | |
| 1 | 0.32 | |
| 2 | 0.19 | |
| 3 | 0.08 | |
| 4 | 0.05 | |
| 5 | 0.04 | |
| 6 | 0.02 |
a. Compute the mean number of accidents per day.
b. Compute the standard deviation.
c. What is the probability that there will be at least 2 accidents on a givenday? P(x2) = ?
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Modern Principles of Economics
Authors: Tyler Cowen, Alex Tabarrok
3rd edition
1429278390, 978-1429278416, 1429278412, 978-1429278393
