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Multiple Regression

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MENDOZA, BERNABETH

A 222

HOUSEASSESSED VALUE ($000)SIZE OF HOUSE (THOUSANDS OF SQUARE FEET)AGE (YEARS)

1184.42.003.42

2177.41.7111.50

3175.71.458.33

4185.91.760.00

5179.11.937.42

6170.41.2032.00

7175.81.5516.00

8185.91.932.00

9178.51.591.75

10179.21.502.75

11186.71.900.00

12179.31.390.00

13174.51.5412.58

14183.81.892.75

15176.81.597.17

Regression Analysis

Regression Statistics

Multiple R0.9091

R Square0.8265

Adjusted R Square0.7976

Standard Error2.1682

Observations15

ANOVA

dfSSMSFSignificance F

Regression2268.7247134.362328.58200.0000

Residual1256.41134.7009

Total14325.1360

CoefficientsStandard Errort StatP-valueLower 95%Upper 95%Lower 95%Upper 95%

Intercept163.77515.407230.28850.0000151.9939175.5563151.9939175.5563

SIZE OF HOUSE (THOUSANDS OF SQUARE FEET)10.72523.01433.55810.00394.157517.29284.157517.2928

AGE (YEARS)-0.28430.0836-3.40020.0053-0.4664-0.1021-0.4664-0.1021

Calculations

b2, b1, b0 intercepts-0.284310.7252163.7751

b2, b1, b0 Standard Error0.08363.01435.4072

R Square, Standard Error0.82652.1682#N/A

F, Residual df28.582012#N/A

Regression SS, Residual SS268.72469956.41130101#N/A

Confidence level95%

t Critical Value2.1788

Half Width b011.7812

Half Width b16.5677

Half Width b20.1821