Consider the design matrix X of dimension N×(p+1). Which of the follo – InterviewSolution

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1.	Consider the design matrix X of dimension N×(p+1). Which of the following statements are true? The rowspace of X is the same as the columnspace of XT The rowspace of X is the same as the rowspace of XT both (a) and (b) none of the above
Answer» both (a) and (B)EXPLANATION:

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