Chapter 2 Probability Concepts and Applications
51) If the sale of ice cream and pizza are independent, then as ice cream sales decrease by 60 percent during the winter months, pizza sales will A) increase by 60 percent. B) increase by 40 percent. C) decrease by 60 percent. D) decrease by 40 percent. E) be unrelated. 52) If P(A) = 0.3, P(B) = 0.2, P(A and B) = 0.0, what can be said about events A and B? A) They are independent. B) They are mut

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23 Aug 2016