Chapter 5: Matrix Approaches to Simple Linear Regression
Chapter 5: Matrix Approaches to Simple Linear Regression
Chapter 5: Matrix Approaches to Simple Linear Regression
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<strong>Regression</strong> with Matrices● Working the matrix multiplication and addition for a single case gives:⎡ ⎤ ⎡ ⎤⎡ ⎤Y 1 1 X 11e 1Y 21 X 21e [ ]2Y 31 X 31b 0e 3Y =41 X +41b ⎢ . ⎣⎥ ⎢. ⎦ ⎣1 e 4.⎥⎢ . . ⎦⎣⎥. ⎦Y N 1 X N1 e NY 1 = b 0Lecture 17 Psychology 790