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 4 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? ​(a) The probability that exactly 8 individuals do not cover their mouth is   ​(Round to four decimal places as​ needed.)

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.