Linear Models-Use of G-Inverse (ISS Statistics Paper II (Old Subjective Pattern)): Questions 1 - 1 of 1

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Question number: 1

» Linear Models » Use of G-Inverse

Appeared in Year: 2014

Essay Question▾

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Obtain a g-inverse of A given below and verify that AA - A = A



Let A be a full rank m n matrix. By full rank we mean rank (A) = min {m, n}.

If m < n, then A has a right inverse given by

Aright1=AT(AAT)1… (187 more words) …

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