The multiple linear regression model y = 0 +1x1 +2x2 +3x3
Chapter 13, Problem 13.1.5(choose chapter or problem)
The multiple linear regression model y = 0 +1x1 +2x2 +3x3 is tted to a data set of n =44 observations. The parameter estimates 1 =11.64, 2 =132.9, and 3 =0.775 are obtained with standard errors s.e.( 1) =1.03, s.e.( 2) =22.8, and s.e.( 3) =0.671. Should any of the variables x1, x2, and x3 be removed from the model?
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