the number of policies per week follows the Poisson distribution , statistics homework help

User Generated

Natryvp

Mathematics

Description

1.It has been observed that the average number of traffic accidents requiring medical assistance on the Hollywood Freeway between 7 and 8 PM on Wednesday mornings is 1. What, then, is the chance that there will be a need for exactly 2 ambulances on the Freeway, during that time slot on any given Wednesday morning? The hospital dispatcher needs to know. Round your answer to the nearest thousandth.

2.A life insurance salesman sells on the average 3 life insurance policies per week. Assume that the number of policies per week follows the Poisson distribution and to calculate the probability that in a given week he will sell two or more policies. Round your answer to the nearest thousandth

3.Dutchess County, New York, has been experiencing a mean of 35.4 motor vehicle deaths each year. Find the probability that on a given day, there are more than 2 motor vehicle deaths.Round your answer to the nearest ten thousandth

4.Radioactive atoms are unstable because they have too much energy. When they release their extra energy, they are said to decay. When studying cesium-137, a nuclear engineer found that over 365 days, 1,000,000 radioactive atoms decayed to 977,287 radioactive atoms. Assuming that the decay follows the Poission distribution, find its variance. Round your answer to the nearest tenth.

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

1.It has been
observed that the average number of traffic accidents requiring medical
assistance on the Hollywood Freeway between 7 and 8 PM on Wednesday
mornings is 1. What, then, is the chance that there will be a need for
exactly 2 ambulances on the Freeway, during that time slot on any given
Wednesday morning? The hospital dispatcher needs t...


Anonymous
Great content here. Definitely a returning customer.

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags