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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Sums of Squares ErrorOverview<strong>Matrix</strong> AlgebraAlgebra● The Residual Sum of Squares is also obtained by matrixcalculations:SSE =N∑e 2 i = e ′ e = Y ′ Y − b ′ X ′ Yi=1More MatricesGeneral <strong>Linear</strong>ModelOther <strong>Matrix</strong>Products➤ More Matrices➤ The One➤ Means➤ Fitted Values➤ Residuals➤ SSCP➤ Covariance <strong>Matrix</strong>➤ CorrelationMatrices➤ Sums of Squares➤ SquaredCorrelation➤ b VarianceWrapping Lecture 17 UpPsychology 790