Given the normally distributed variable X with mean 21 and standard deviation 2.5, find (a) P(X < 13); (b) the value of k such that P(X < k) = 0.2912; (c) the value of k such that P(X > k) = 0.1762; (d) P(19

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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.