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Consider the linear regression model Yi=0 +1X1i + 2X2i + 3X3 i+ 4X4i + ui. What restricted model would allow you to test the null
Consider the linear regression model
Yi=0 +1X1i + 2X2i + 3X3 i+ 4X4i + ui.
What restricted model would allow you to test the null hypothesis that 1=2= 0? How many restrictions do you have? (4 points)
What restricted model would allow you to test the null hypothesis that 1=2? How many restrictions do you have? (3 points)
What restricted model would allow you to test the null hypothesis that 1+2= 0? Howmany restrictions do you have? (3 points)
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