Note: Please check this page regularly for class announcements.


5/30 Final Project/Take-Home Exam

Assignment: project.pdf
Data: crime.dat

5/26 The 60th line in the classify.R code should be "ir.2 <- ir[ir$Species %in% classes,c(vars,"Species")]".

5/23 In the credit card example from class today (Slide #6), a.hat should be [-1.16, -.97]'. The final solution is correct.

5/22 Homework #6 (due on Friday, June 1st) is now available on the Homework page.

5/21 Correction to the Homework #4 Solutions: the last line of code on page 7 should be "r <- dim(amitri[,3:7])[2]"

5/15 Yongku Kim's office hour on Thursday, May 17 is rescheduled for 1:30-2:30pm the same day.

5/13 Homework #5 (due on Monday, May 21st) is now available on the Homework page.

5/10 If you would like to use color in a figure you construct for Homework #4 and you don't have access to a color printer, please email the figure to either of the graders and make a note in your solution that your figure was emailed.

5/9 In the mvregress.R example, the "sqrt" was left out of the expression for "t" in the ellipse() function. A correct version is now posted -- mvregress.R

5/9 There is a typo in Exercise 7.14(a) in your textbook -- r_YZ2 = .82, not -.82.

5/6 There is an error in the code spouse.R from last Friday => line #76 should be "S.pooled <- (S.h + S.w)/2".

5/2 Midterm Solutions: midterm_sol.pdf

5/1 Homework #4 (due on Friday, May 11th) is now available on the Homework page.

4/23 Yongku Kim's office hour on Thursday, April 26th, will be held from 2:30-3:30pm instead of 10:30-11:30am.

4/23 Midterm Review Exercises and Solutions: review.pdf, review_sol.pdf

4/17 I will have an additional office hour on Friday, 4/20, after class (10-11am).

4/17 See the course Schedule page for important changes:

HW #3 is now due on Wednesday, April 25. Please note that this deadline will NOT be extended so that you have a chance to review the solutions before the midterm exam.

The midterm exam will now be given in class on Friday, April 27.

4/16 Since I won't be around today (Monday), I am extending the deadline of HW #2 again. I won't post the solutions until 5pm on Tuesday, April 17th. Please see Yongku or Yoonsuh tomorrow during their office hours if you have any additional questions on the assignment.

4/15 IMPORTANT - Class and office hours tomorrow (Monday, April 16th) are CANCELLED.

4/13 Homework #3 (due on Monday, April 23rd) is now available on the Homework page.

4/11 HW #2 Exercise 2.30 Part (i) -- see ex2.30i.pdf for more information.

4/10 While Homework #2 is technically due on Friday, you may turn it in (without penalty) anytime before 5pm on Monday, April 16th.

4/4 Homework #2 (due on Friday, April 13th) is now available on the Homework page.

3/26 Homework #1 (due on Wednesday, April 4th) is now available on the Homework page.

3/26 In addition to Yoonsuh Jung, Yongku Kim now will be a grader for the course. His office hours and email address are listed on the Syllabus page.