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Given are the data for two variables. Do not round your intermediate calculations.

a. Develop an estimated regression equation for these data by computing the coefficients. Enter values rounded to two decimal places. Enter negative values as negative numbers.

b. Compute the residuals. Enter values rounded to two decimal places. Enter negative values as negative numbers.

c. Consider the following three scatter diagrams of the residuals against the independent variable. Which of the following accurately represents the data?
1.
2.
3.
[Insert scatter diagram images]

Answer :

y^ = -7.022 + 1.587x

How to develop an estimated regression?

df SS MS F p value

Regression 1 317.460 317.5 13.350 0.035

Residual 3 71.340 23.7799

Total 4 388.800

Coeff Std Error t Stat P-value t critical

Constant -7.0222 6.461 -1.087 0.3566

x1 1.5873 0.434 3.654 0.0354 3.182

A.)

b1 = 1.587

bo = -7.022

y^ = -7.022 + 1.587x

B.)

residual

3.50

-2.44

-4.79

-1.55

5.28

C.)

SRES

1.3275

-0.5857

-1.1031

-0.3873

1.5087

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Complete Question:

Given Are The Data For Two Variables, X And Y. Do Not Round Your Intermediate Calculations. 24 6 11 15 18 20 Yi 6 8 12 20 30.. A. develop an estimated regression equation for these data by computing and (to decimals). enter negative values as negative numbers. B. compute the residuals (to decimals). enter negative values as negative numbers. C. consider the following three scatter diagrams of the residuals against the independent variable. which of the following accurately represents the data? 1. 2. 3. scatter diagram

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