Which of the following is NOT a linear transformation. O T:C→C:T(z) = Z OT :R → R; T(x) = x² OT:R? -R?; T(x, y)=(x, -y) OT: Mnn → Mm; T(A) = A" + A

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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.