Suppose x has a distribution with μ = 15 and σ = 12.   (a) If a random sample of size n = 35 is drawn, find μx, σ x and P(15 ≤ x ≤ 17). (Round σx to two decimal places and the probability to four decimal places.) μx =  σ x =  P(15 ≤ x ≤ 17) =  (b) If a random sample of size n = 59 is drawn, find μx, σ x and P(15 ≤ x ≤ 17). (Round σ x to two decimal places and the probability to four decimal places.) μx =  σ x =  P(15 ≤ x ≤ 17) =

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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.