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The Accompanying Table Shows the Regression Results When Estimating Y

Question 13

Multiple Choice

The accompanying table shows the regression results when estimating y = β0 + β1x1 + β2x2 + β3x3 + ε. The accompanying table shows the regression results when estimating y = β<sub>0</sub> + β<sub>1</sub>x<sub>1</sub> + β<sub>2</sub>x<sub>2</sub> + β<sub>3</sub>x<sub>3</sub> + ε. When testing whether or not x<sub>1</sub> and x<sub>2</sub> are jointly significant,the null hypothesis is ____________. A) H<sub>0</sub>:β<sub>1</sub> = β<sub>2</sub> B) H<sub>0</sub>:β<sub>1</sub> ≠ β<sub>2</sub> C) H<sub>0</sub>:β<sub>1</sub> + β<sub>2 </sub>= 0 D) H<sub>0</sub>:β<sub>1</sub> = β<sub>2 </sub>= 0 When testing whether or not x1 and x2 are jointly significant,the null hypothesis is ____________.


A) H0:β1 = β2
B) H0:β1 ≠ β2
C) H0:β1 + β2 = 0
D) H0:β1 = β2 = 0

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