Each Salesperson in a Large Department Store Chain Is Rated

Multiple Choice

Each salesperson in a large department store chain is rated on their sales ability and their potential for advancement. The data for the 500 sampled salespeople are summarized in the following table. What is the probability that a salesperson selected at random has above-average sales ability and has excellent potential for advancement?

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