1. Given that x has a Poisson distribution with m=1.2, what is the probability that x=1:_______

2. The total cholesterol levels of a sample of men aged35-44 are normally distributed with a mean of 200 milligrams per deciliter and a standard deviation of 38.8 mg

per deciliter

(a) What percent of the men have a total cholesterol level less than 227 milligrams per deciliter ofblood:_______

(b) Ifv243 men in the35-44 age group are randomlyselected, about how many would you expect to have a total cholesterol level greater than 266 milligrams per

deciliter of blood:_______

3. The time spent(in days) waiting for a heart transplant for people ages35-49 can be approximiated by the normaldistribution, as shown in the figure to the right.

u=205

sigma o=25.5

(a) What waiting time represents the 5th percentile?_______

(b) What waiting time represents the thirdquartile?________