Question: The following is a partial computer output of a multiple regression analysis of a data set containing 20 sets of observations on the dependent variable

The following is apartialcomputer output of a multiple regression analysis of a data set containing 20 sets of observations on the dependent variable

The regression equation is

SALEPRIC = 1470 + 0.814 LANDVAL = 0.820 IMPROVAL + 13.5 AREA

Predictor

Coef

SE Coef

Constant

147057460.260.801LANDVAL

0.81450.51221.590.131IMPROVAL

0.82040.21123.880.0001AREA

13.5296.5862.050.057

S = 79190.48R-Sq = 89.7%R-Sq(adj) = 87.8%

Analysis of Variance

Source DF SS MS

Regression 3 8779676741 2926558914

Residual Error 16 1003491259 62718204

Total 19 9783168000

For the problem above, we want to carry the significance test about the coefficient of LANDVAL, what is the t-value for this test, and is it significant?

1.59, not significant

0.26, not significant

2.05, significant

46.66, significant

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