Class 4. Introduction to multiple regression.

Table of contents for Class 4

	113-117 ........ Discursive introduction.
	119-144 ........ Automobile design example.
	   119-123 ..... Simple regression review.
           124-125 ..... Correlation and scatterplot matrices.
           126     ..... Multivariate outlier plot.	    
           127-130 ..... Introducing a second predictor variable.
           131     ..... Dynamic 3-D scatterplot.
           132-134 ..... Transforming to reduce collinearity.
           135-136 ..... The leverage plot.
           137-144 ..... Introducing additional predictor variables.