hw4.pdf (a typo corrected at 7am, 11/09/2011; a typo on data path corrected at 6pm, 11/12/2011; a typo on HW 4.4(1) corrected at 1:30pm, 11/13/2011; a typo on HW 4.1(3) corrected at 2pm, 11/18/2011)
Data
Each line of the training data set and the test data set is a two-dimensional example of the form
yn (xn)_1 (xn)_2
The training data set contains 100 examples; the test data set contains 1000.
