110 1500 - 390 2x) (12,100+ 0,6 = 7,260 + 818 +0.3=2,430. 15241000151210 Example 2: A movie theatre uses teams of three people to work the concession stand each evening. There are seven employees trained and available to work concessions. How many different teams of three can be scheduled to work the concession stand? Topic: Counting Rule for Combinations. (ven /n-3-0 (3) 7! 7.654! 314! 6.4! Example 3: Suppose a small airline has five flights each day between Birmingham and Orlando. Also, suppose the probability that any of the five flights arrives late is 20%. Topic: Binomial Probability Distribution. 5 P=02 PLX20) = (3) (0.2) 0 (1-02)5 (0) (0) (0.371) P(X=1) 712 31(7-3)! What is the probability that none of the five flights arrives late? What is the probability that exactly one of the five flights arrive late? What is the probability that one or more of the five flights arrives late? 0.32 4 = 7.5-35