Sneeze Revisited According to a study done by Nick Wilson of Otago University
Chapter 6, Problem 40(choose chapter or problem)
Sneeze Revisited According to a study done by Nick Wilson of Otago University Wellington, the probability a randomly selected individual will cover his or her mouth with a tissue, handkerchief, or elbow (the method recommended by public health officials) is 0.047. Suppose you sit on a bench in a mall and observe peoples habits as they sneeze. (a) What is the probability that among 15 randomly observed individuals exactly 2 cover their mouth with a tissue, handkerchief, or elbow? (b) What is the probability that among 15 randomly observed individuals fewer than 3 cover their mouth with a tissue, handkerchief, or elbow? (c) Would you be surprised if, after observing 15 randomly observed individuals, more than 4 covered the mouth with a tissue, handkerchief, or elbow?
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