Multiple choice

Suppose p is the number of cars per minute passing through a certain road junction between 5 PM and 6 PM, and p has a Poisson's distribution with mean 3. What is the probability of observing fewer than 3 cars during any given minute in this interval?

  1. 8(2e3)

  2. 9/(2e3)

  3. 17/(2e3)

  4. 26/(2e3)

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation