When estimating a multiple regression model based on 30 observations, the follow

Question

When estimating a multiple regression model based on 30 observations, the following results were obtained. Use Table 2.

Coefficients

Standard Error

t Stat

p-value

Lower 95%

Upper 95%

  Intercept

153.65       

119.29       

1.29   

0.2080  

91.13     

398.43   

  x1

12.24       

2.72       

4.50   

1.17E-04

6.66     

17.82   

  x2

2.45       

2.94       

0.84   

0.4083

3.58     

8.48   

What is the 95% confidence interval for 2? (Negative values should be indicated by a minus sign.Round your intermediate calculations to 4 decimal places, "t/2,df" value to 3 decimal places, and final answers to 2 decimal places.)

  Confidence interval

   to   

Calculate the value of the test statistic. (Negative value should be indicated by a minus sign. Round your answer to 2 decimal places.)

  Test statistic

When estimating a multiple regression model based on 30 observations, the following results were obtained. Use Table 2.

Explanation / Answer

from the given output: 95% confidence interval for 2 = -3.58 to 8.48

value of the test statistic =0.84

( please revert if there are other sub-parts)

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