A Multiple Regression Analysis Produced the Following Output from Minitab

question 49

Multiple Choice

A multiple regression analysis produced the following output from Minitab. Regression Analysis: Y versus x₁ and x₂
Predictor Coef SE Coef T P
Constant -0.0626 0.2034 -0.31 0.762
X₁ 1.1003 0.5441 2.02 0.058
X₂ -0.8960 0.5548 -1.61 0.124
S = 0.179449 R-Sq = 89.0% R-Sq(adj) = 87.8%
Analysis of Variance
Source DF SS MS F P
Regression 2 4.7013 2.3506 73.00 0.000
Residual Error 18 0.5796 0.0322
Total 20 5.2809
These results indicate that ____________.

• A)none of the predictor variables are significant at the 5% level
• B)each predictor variable is significant at the 5% level
• C)x₁ is the only predictor variable significant at the 5% level
• D)x₂ is the only predictor variable significant at the 5% level
• E)at least one of the variables is significant at 5% level

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