V test if the contribution of the variable x3 in a

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: = 33. (v) Test if the contribution of the variable x3 in a model already containing x1, x2, x4 is significant. (vi) Test if the contribution of the variables x1, x2 in a model already containing x3, x4 is significant. 2. Consider the multiple linear regression model y = β0 + β1x1 + β2x2 + β3x3 + β4x4 + ε The above model can be represented by y X or It is desired to test (i) H0: β1 = 2β2, β3 = β4. (ii) H0: β1 – 2β2 = 4β3, β1 – 3β2 = 0. (iii) H0: Cβ = 0 where and State the reduced model and d...
View Full Document

This document was uploaded on 03/09/2014.

Ask a homework question - tutors are online