The variance-covariance matrix for the regression coefficie

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How to get original X variable in terms of the variance-covariance matrix for the regression coefficients pertaining to the transformed x variable? Y^=b0+b1x+b11x^2, x=X-mean(X), we get b0'=b0-b1mean(X)+b11(X^2),b1'=b1-2b1mean(X), b11'=b11

Reference no: EM13500901

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