A certain flight arrives on time 84 percent of the time. Suppose 143 flights are randomly selected. Use the normal approximation to the binomial to approximate the probability that   ​(a) exactly 113 flights are on time. ​(b) at least 113 flights are on time. ​(c) fewer than 108 flights are on time

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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.