Records of a company show that 20 of the employees have only a ...

[cartlidgeashley]

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.

[vickybb89]

Answer to Question 1

a. 38
b. 0.2105

Answer to Question 2

a

[cartlidgeashley]

YES! Correct, THANKS for helping me on my review

[sailorcrescent]

Thanks for the timely response, appreciate it