Week 8: Quiz

Question3of10

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A multiple regression analysis produced the following tables.

PredictorCoefficients

Standard Error

tStatistic

p-value

Intercept752.0833

336.3158

2.236241

0.042132

x111.87375

5.32047

2.231711

0.042493

x21.908183

0.662742

2.879226

0.01213

Sourcedf

SS

MS

F

p-value

Regression2203693.3

101846.7

6.745406

0.010884

Residual12181184.1

15098.67

Total14384877.4

These results indicate that ____________.

x1is the only predictor variable significant at the 5% level

the intercept is not significant at the 5% level

x2is the only predictor variable significant at the 5% level

none of the predictor variables are significant at the 5% level

each predictor variable is significant at the 5% level