Author Question: Records of a company show that 20 of the employees have only a high school diploma; 70 have bachelor ... (Read 103 times)

cartlidgeashley · **on:** Jun 24, 2018

Records of a company show that 20 of the employees have only a high school diploma; 70 have bachelor degrees; and 10 have graduate degrees. Of those with only a high school diploma, 10 hold management positions; whereas, of those having bachelor degrees, 40 hold management positions. Finally, 80 of the employees who have graduate degrees hold management positions.
a. What percentage of employees hold management positions?
b. Given that a person holds a management position, what is the probability that she/he has a graduate degree?

Question 2

A convex function is
a. bowl-shaped up.
b. bowl-shaped down.
c. elliptical in shape.
d. sinusoidal in shape.