Mathematics · Probability
A workshop has several machines. During a typical month, the average number of machines that break down is two. Using the Poisson distribution, find the probability that more than two machines will break down in a month.
- 11 - 6e -2
- 21 - 5e -2✓
- 31 - 4e -2
- 41 - 3e -2
Correct answer
1 - 5e -2
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