Pepsi or Coke A taste-testing experimentis conducted at a
Chapter 4, Problem 133(choose chapter or problem)
Pepsi or Coke? A taste-testing experimentis conducted at a local supermarket, where passingshoppers are asked to taste two soft-drink samplesonePepsi and one Cokeand state their preference. Supposethat four shoppers are chosen at random and askedto participate in the experiment, and that there is actuallyno difference in the taste of the two brands.a. What is the probability that all four shopperschoose Pepsi?b. What is the probability that exactly one of the fourshoppers chooses Pepsi?
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