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- January 19th 2009, 06:02 PM #1

- Joined
- Jun 2007
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- Michigan
- Posts
- 7

## Question 2

Pedestrians Intoxicated?

Yes No

Driver Intoxicated? Yes

No

59 79

266 581

20.**Pedestrian Deaths**

a. If one of the pedestrian deaths is randomly selected, what is the probability that it involves an__intoxicated pedestrian__**and**an__intoxicated driver__?

Intoxicated pedestrian = _____

Intoxicated driver = ______

Total cases in table = ______

Total cases where the pedestrianthe driver were intoxicated = _____and__

**P = (insert calculations) ___________**

**The probability that the case involves an intoxicated pedestrian and an intoxicated driver is (state as a probability) ________**

b. If two*different*pedestrian deaths are randomly selected, what is the probability that in both cases, both the pedestrian and the driver were intoxicated?

**P = (insert calculations) ___________**

**If two***different*pedestrian deaths are randomly selected, the probability that in both cases, both the pedestrian and the driver were intoxicated is _______.

c. If two pedestrian deaths are randomly selected, what is the probability that in both cases, both the pedestrian and driver were intoxicated?__with replacement__

**P = (insert calculations) = ___________**

**If two pedestrian deaths are randomly selected with replacement, the probability that in both cases, both the pedestrian and driver were intoxicated is _______**

d. Compare the results from parts (b) and (c).

**Your comparison of your answers for Part B and C here.**