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.

If an employee is selected at random, find these probabilities.
a. The employee smokes, given that he or she graduated from college.
b. Given that the employee did not graduate from high school, he or she is a smoker. (4€“3)

Transcribed Image Text:

Not high school Educational level High school College Smoking habit graduate graduate graduate Smoke Do not smoke 19 25 14 18