SOLUTION: 2. At a large factory, the employees were surveyed and classified according to their level of education and whether they smoked. The data are shown in the table below: Smoking h

Algebra ->  Probability-and-statistics -> SOLUTION: 2. At a large factory, the employees were surveyed and classified according to their level of education and whether they smoked. The data are shown in the table below: Smoking h      Log On


   

Question 1134576: 2. At a large factory, the employees were surveyed and classified according to their level of education and whether they smoked. The data are shown in the table below:
Smoking habit:
Smoke
Do not smoke


Not high school graduates:
17
15

High school graduate:
20
32

College graduate:
18
27

Graduate Level (MS or PhD)
10
19

So, If an employee is selected at random, find these probabilities.
a. The employee smokes, given that he or she graduated from high school.
b. Given that the employee did not graduate from high school, he or she is not a smoker.
c. The employee does not smoke and has a graduate level degree (MS or PhD) or is a college graduate.
Answer by Glaviolette(140) About Me  (Show Source):
You can put this solution on YOUR website!
I wasn't sure if the first question meant only graduated from HS or had at least graduated from high school. I am thinking the first is what was meant but I solved it both ways.