Lecture 1
There is a distinction between multivariate and multivariable.
For this class, regression analysis is one type of multivariable technique.
Broad classification of research:
 Experimental: Involves random assignment of units (subjects) to levels
Lecture 2
StraightLine Regression Analysis:
Simplest form of the general regression is one dependent variable ] and one independent
variable \1 , the special case case of 5 1.
 Notationally, we will let \ denote \1 for this special case.
The problem:
