- +1-530-264-8006
- info@tutorsglobe.com

Mean waiting time between accidents

The number of traffic accidents at a certain intersec- tion is thought to be well modeled by a Poisson process with a mean of 3 accidents per year.

a. Find the mean waiting time between accidents.

b. Find the standard deviation of the waiting times between accidents.

c. Find the probability that more than one year elapses between accidents.

d. Find the probability that less than one month elapses between accidents.

e. If no accidents have occurred within the last six months, what is the probability that an accident will occur within the next year?

Expected delivery within 24 Hoursrs

18,76,764

Questions

Asked

21,311

Experts

9,67,568

Questions

Answered

Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!

Submit Assignment2015 © Tutors Globe. All rights reserved.

## Q : Population standard deviation of weight

It is known that the population standard deviation of weight among females is 15. Assuming that we have a random sample of 136, what is the standard error of the average weight among women of a sample of this size?