2/26/2009

Problem Session

Chapter 6: Multiple Regression I

• ANOVA -- Differences from simple model – See Table 6.1
• Degrees of freedom
• F test
• Coefficient of multiple determination
• Inferences for regression parameters

• Diagnostics
• Scatterplot matrix
• Correlation matrix
• (Standardized) Residual Plots
• Tests
• F test for Lack of Fit

• Example - Exercise 6.30 on p. 254 (see senic.sas)

Have a great Break!!