This page will contain new assigned problems, and a list
over the problems for the previous weeks .
This week:
- Week 47(11/21-11/25): Exercise 20 in Exercises in STK3100/4100. Problem 2 from final STK3100/STK4100-f13 and problem 2 from STK3100/STK4100-f14. You find the text under "oppgaver" on the course web page. The data for Exercise 20 is available as file "sau" under "Data" on the course web page. R solution for exercise 20 is now available at EX20.r. A note of estimation of ф for Gamma estimation of phi, where one can see some details we didn't have time to talk about. The notes from are available at set12. Good luck at the exams!
Previous weeks:
- Week 46(11/14-11/18): Exercise 25 and 26 in Exercises in STK3100/4100. Problem 1 from final STK3100/STK4100-f12. You find the text under "oppgaver" on the course web page. The notes from 12.11.2015 are available at set11. Solution of p2 from the mandatory assignment with comments is available at ma2p2. The solution for final STK3100/STK4100-f12. is available under "oppgaver" on the course web page. Additionally regarding the last question today, see some nice notes on ML vs REML comparison (even though one can argue on the few things mentioned there) REMLvsML.
- Week 45 (11/7-11/11): Exercise 22, 24 and 27 in Exercises in STK3100/4100 . The solution for exercise 22 is now available at EX22.r. The notes from 05.11.2015 are available at set10.
- Week 44 (10/31-11/04):Exercise 19 from Exercises in STK3100/4100 . Problem 2 from final STK3100-f12 and problem 1 from final STK3100-f14. You find the text under "oppgaver" on the course web page. The suggested solution for the exam problems can be found under "oppgaver" on the course web page. The code we looked at today is available at ma1p2.
- Week 43 (10/24-10/28): Problem 1 from final STK3100-f09 and problem 1 and 2 from final STK2000-f07. You find the text under "oppgaver" on the course web page. An English translation of STK3100-f09, problem 1 and STK3100f-07 problem 1 and 2 are available as problem S16-S18 from supplementary problems in STK3100-f16/STK4100-f16. The notes are available at set9.
- Week 42 (10/17-10/21): Exercise 19 from Exercises in STK3100/4100 .Problem 1 from finals STK3100-f10 and problem 2 a-e from finals STK2000-f04. You find the text under "oppgaver" on the course web page and on the web page for the course STK2000. An English translation of STK3100-f10, problem 1 is available as problem S15 from supplementary problems in STK3100-f13/STK4100-f16. The English text for STK2000-f04. The notes from for exercise 19 and problem 2 a-e from finals STK2000-f04 are available in set8. Solution for problem 1 from finals STK3100-f10 is available at problem2010p2 . Code for exercise 19 and problem 2 a-e from finals STK2000-f04 is available at 19g.
- Week 41 (10/10-10/14): Problem 1 from finals STK3100-f13 and problem 1 from finals STK3100-f08 . You find the text under "oppgaver" on the course web page. An English translation of STK3100-f08, problem 1 is available as problem S14 from supplementary problems in STK3100-f15/STK4100-f15. The notes from 08.10.2015 are available at set7. Solution for problem 1 from finals STK3100-f13 can be found here solution2013.
- Week 40 (10/3-10/7): Exercise 6.2 in deJ&H, the data is available on the course web page as "NSWdeath2002". Here is some R-code for reading the data. Also problem 2 from finals STK3100-f10 and problem 2 from finals STK3100-f09. You find the text under "oppgaver" on the course web page. An English translation is available as problems S12 and S13 from supplementary problems in STK3100-f13/STK4100-f16. R soulution for exercise 6.2 in deJ&H with a random walk example for model selection is available at deJ&H_6.2. The notes from 01.10.2015 are available at set6.
- Week 39 (9/26-9/30): Problems 5.3 and 5.4 in deJong and Heller. Remark that the deviance for the Binomial in table 5.2 contains an error, so it is part of the exercise to correct it. Problems S8-S11 in supplementary problems in STK3100-f16/STK4100-f16. R soulution for S8 is now available at S08 (notice that definition of C in Wald test is changed in a) in order to make the test statistics look more clear, which does not change the results however). The notes from 24.09.2015 are available at set5.
- Week 38 (9/19-9/25): Problems 5.1 and 5.2 in deJong and Heller. Problems S5, S6 and S7 from supplementary problems in STK3100-f15/STK4100-f15. Exercises 14 and 15 a-d from Exercises in STK3100/4100, Exercise 14 was essentially done in class so the main challenge is to recognize the alternative notation. More details on 14 and 15 can be found here ex_14_15_derivations. The notes for some other problems are available at set4.
- Week 37 (9/12-9/16 ): Exercises 8-13 from Exercises in STK3100/STK4100 The data for exercise 12 and 13 are the data sets "beetle" and "Birth" available on the course web page. R solution to ex 12 and ex 12 are now available at E12_E13. Full solution of ex 10 including final remarks on non-negativity is available at ex_10_derivations. The notes for some of the exercises can be now found at set3.
- Week 36 (9/5-9/9 ): Problem 4 from supplementary problems in STK3100-f15/STK4100-f16. , R-code. Exercises 5, 6 7 from Exercises in STK3100/STK4100. , Exercises 3.2 a-b and 3.3 a-c from deJong and Heller.
- Week 35 (8/29-9/2 ): Problems S1, S2 and S3 from supplementary problems in STK3100-f15/STK4100-f16. Exercise 2 from Exercises in STK3100/STK4100. , R-code Exercise 2
You find the data in the file birthweight under "data" to the left on the course webpage.
- Week 34 (8/22-8/26 ): There will be no exercise section Friday 26th but a survey or repetition of the material on linear models in chapter 4 in de Jong and Heller (dj&H).