Each Salesperson in a Large Department Store Chain Is Rated

Multiple Choice

Each salesperson in a large department store chain is rated with respect to sales potential for
Advancement. These traits for the 500 salespeople were cross classified into the following table.
What is the probability that a salesperson selected at random has above average sales ability and is
An excellent potential for advancement?

A) 0.20
B) 0.50
C) 0.27
D) 0.75