Answer:
it is A
Step-by-step explanation:
i did this yesterday
It's between 11 and 12.
8 9 10 -11 12- 13 14 15
Answer:
The probability that no boats arrive is
.
Step-by-step explanation:
Poisson distribution:
Poisson distribution is a statistical distribution that helps to find out the probability of a certain is likely occur a specified period of time.

= rate.
Given that, Poisson distribution at a rate of 3 per hour.
= 3
t=2
x=0
The probability that no boats arrive is


Your choices A and C are the same
but the decimal of 1/11 is 0.090909
so your answer would be 2.09