In the evaluation of a sales training program, a firm discovered that of 50 salespeople receiving a bonus last year, 15 had attended a special sales training program. The firm employs 250 sales people. Let B = the event that a salesperson makes a bonus and S = the event that a salesperson attends the sales training program.
a) Find P(B), P(SB), and P (S n B).
Choose one answer.
A. 0.20, 0.30, 0.06
B. 0.40, 0.10, 0.04
C. 0.25, 0.40, 0.10
D. 0.10, 0.10, 0.01