A statistic is denoted by T(X1,.., X„) or simply T(X) 14.- Let X1, X2 be a random sample from the population with distribution N(0, 1). For each of the following items, obtain the distributions of the T(X) statistics. a) T(X) = (X2 – X1)//2. b) T(X) = (X1 + X2)²/(X2 – X1)² c) T(X) = X{/X;

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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.