The number of accidents that occur at a busy intersection is Poisson distributed with a mean of 4.5 per week. Find the probabili
ty of the following events.
a. No accidents occur in one week.
b. 5 or more accidents occur in a week.
c. One accident occurs today.
1 answer:
Answer:
a) 0.01111
b) 0.4679
c) 0.33747
Step-by-step explanation:
We are given the following in the question:
The number of accidents per week can be treated as a Poisson distribution.
Mean number of accidents per week = 4.5
Formula:
a) No accidents occur in one week.
b) 5 or more accidents occur in a week.
c) One accident occurs today.
The mean number of accidents per day is given by
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