Assignment 1: Postscript, PDF
Here is a solution on one data set, and a solution on another data set. Since the two data sets reveal different sorts of things, you should look at both solutions.
Assignment 2: Postscript, PDF
Here are some hints and clarifications regarding Assignment 2.
Here is a solution on one data set, and a solution on another data set. Since the two data sets reveal different sorts of things, you should look at both solutions.