Posted by **Aria** on Wednesday, October 10, 2012 at 10:44pm.

The number of traffic accidents per day on a certain section of highway is thought to be Poisson distributed with a mean equal 2.19. Based on this, how many traffic accidents should be expected during a week long period?

a. 15.33

b. 10.95

c. approximately 10.36

d. approximately 12.21

e. none of these

If the standard deviation for a Poisson distribution is known to be 3.60, the expected value of that Poisson distribution is:

a. approximately 1.90

b. 3.60

c. 7.2

d. 8.28

e. 12.96

## Answer this Question

## Related Questions

- Statistics - From a recent statistical analysis for the last five years, on an...
- STATISTICS - The Sarasota Police department collected data on the number of car ...
- probability - There is a .97 chance that no accident will occur during any ...
- Statistics - I have a problem I need some help on. I answered some. For many ...
- statistics - Suppose that the number of accidents occurring in an industrial ...
- Statistics - I have a problem I need some help on. I have answered parts. Any ...
- statistics - The number of accidents per week at a hazardous intersection ...
- economics - To save on gasoline expenses, Edith and Mathew agreed to carpool ...
- economics - To save on gasoline expenses, Edith and Mathew agreed to carpool ...
- Statistics - The number of arrivals per period is distributed according to the ...

More Related Questions