Compute b 1 and b 0 (to 4 decimals). b 1 b 0 Complete the estimated regression e

Question

Compute b1 and b0 (to 4 decimals).

b1  
b0  

Complete the estimated regression equation (to 4 decimals).
=  +  x

Given are the data for two variables, x and y.


The Excel output for the Regression Analysis:

Compute b1 and b0 (to 4 decimals).

b1  
b0  

Complete the estimated regression equation (to 4 decimals).
=  +  x

Enter the residuals (to 4 decimals).
x1 x2 x3 x4 x5

Consider the following three scatter diagrams of the residuals against the independent variable. Which of the following is a accurately represents the data?



SelectScatter diagram #1Scatter diagram #2Scatter diagram #3Item 10

Do the assumptions about the error terms seem to be satisfied?
SelectYes, the plot of the residuals suggests that the error term assumptions are satisfiedNo, the plot of the residuals suggests that not all of the error term assumptions are satisfiedItem 11

Explanation / Answer

Compute b1 and b0 (to 4 decimals).

b1 1.5873
b0 -7.0222

Complete the estimated regression equation (to 4 decimals).
= -7.0222+1.5873 x

Enter the residuals (to 4 decimals).

x2 -2.4381

x5 5.2762

Consider the following three scatter diagrams of the residuals against the independent variable. Which of the following is a accurately represents the data?

(1) is represents data acctually

  

x1 3.4984

x2 -2.4381

x3 -4.7873 x4 -1.5492

x5 5.2762

Consider the following three scatter diagrams of the residuals against the independent variable. Which of the following is a accurately represents the data?

(1) is represents data acctually

  

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