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1. The number of traffic accidents that occur on a particular stretch of road during a...

1. The number of traffic accidents that occur on a particular stretch of road during a month follows a Poisson distribution with a mean of 7.9. Find the probability of observing exactly five accidents on this stretch of road next month.

a. 0.0951

b. 1.7278

c. 0.1867

d. 0.1027

2. On average 10% of passengers who have a booking fail to turn up for their flights. In a sample of 8 passengers who booked a particular flight, what is the probability that exactly 1 of them didn't turn up for the flight?  

a. 0.3826

b. 0.0478

c. 0.0425

d. 0.1 or 10%

Math   Statistics-And-Probability   
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