Report of Regression Analysis

Cases Used in the Analysis

Model formula: SP ~ HP + TYPE

Data Used No.
Number of cases read 82
Number of cases used in the analysis 82
Number of incomplete (omitted) cases 0

Regression Coefficients Estimates and t-Test

Model formula: SP ~ HP + TYPE
Reference Level(s): TYPEDomestic

Term Coefficient Estimate Standard Error t Value Pr > |t| (P-Value)
(Intercept) 83.2944 0.944344 88.2035 1.1053e-80
HP 0.236552 0.00673929 35.1005 5.96077e-50
TYPEImport 2.46318 0.769735 3.20004 0.00197921

Model Summary: Coefficient of Determination (R-Squared)

Model formula: SP ~ HP + TYPE

Residual Standard Error DF R-Squared Adjusted R-Squared
3.43039 79 0.941759 0.940284

Analysis of Variance

Model formula: SP ~ HP + TYPE

Source DF Sum of Squares Mean Square F Value Pr > F
Regression 2 15032.3 7516.13 638.716 1.68482e-49
Residual 79 929.638 11.7676
Total 81 15961.9

Residual Versus Fit

Model formula: SP ~ HP + TYPE

This graph shows  Residual Versus Fit

Normal Probability Plot: Residuals

Model formula: SP ~ HP + TYPE

This graph shows  Normal Probability Plot: Residuals