Mathematics, 18.10.2019 19:00, princessksh8

According to a study done by a university student, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267. suppose you sit on a bench in a mall and observe people's habits as they sneeze.

(a) what is the probability that among 12 randomly observed individuals exactly 8 do not cover their mouth when sneezing?

(b) what is the probability that among 12 randomly observed individuals fewer than 5 do not cover their mouth when sneezing? (

c) would you be surprised if, after observing 12 individuals, fewer than half covered their mouth when sneezing? why?

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According to a study done by a university student, the probability a randomly selected individual wi...