The lectures and exercise classes in STK4900 will take place Monday to Friday over one week in February (10th-14th) and one in March (16th-20th) . There will in these weeks be exercises from 12.15 to 16.00. The exercises will consist of two parts: (i) computer exercises using R ("datalab") and (ii) "Pen and paper exercises" using calculator, pen, and paper. The datalab is held at VB, IT-auditorium 3, and the theoretical exercises at NHA, room 107. Further details on the organisation of the exercises will be provided throughout the course.
Below a plan for the exercises will appear. The plan will be updated as the course progresses.
Part 1 February 10-14
Monday February 10:
Computer exercises:
Code from the Datalab: R for dummies.R, Exercise 1b.R, Exercise 2.R
"Pen and paper" exercises:
- Exercises 1-3 (suggested solution)
Here are tables of the standard normal, student t, Fisher F and chi-square distributions.
These may come in handy for todays and later pen-and-paper exerercises as well as for the final exam.
Tuesday February 11
Computer exercises:
Code from the Datalab: R-exercise 4, R-exercise 5, R-exercise 6, R-exercise 7
Pen and paper exercises:
- Exercise 4 (Suggested solution)
- Exam STK 4900 spring 2008: Problem 1 (Suggested solution)
Wednesday 12 February:
Practical exercises:
Code from the Datalab: R-exercise 8, R-exercise 9, R-exercise 10
Pen and paper exercises:
- Exam STK4900 spring 2010: Problem 1. (Suggested solution)
- Exercise 5 (Suggested solution)
Thursday 13 February
Computer exercises:
Code from the Datalab: R-exercise 11, R-exercise 12
Pen and paper exercises:
- Exercise 6 (Suggested solution)
- Exam ST301 spring 1996: problem 2 (in Norwegian, in English) (Suggested solution)
- Exam STK4900 spring 2018, problem 1, questions a) and b) (Suggested solution)
Friday 14 February
Computer exercises:
- R-exercise 13 (R-help)
- R-exercise 14 (R-help). Before you do this exercise, you have to read into R a function that may compute cross-vallidated R2. It is explained here how you should do this.
Code from the Datalab: R-exercise 13, R-exercise 14
Pen and paper exercises:
- Exam ST4900 Spring 2019: Problem 1 (Suggested solution)
- Exam ST301 spring 2000: Problem 1 a-e (in Norwegian) English (Suggested solution)
- Exam STK4900 spring 2013: Problem 1 (Suggested solution)
Part 2 March 16-20
Monday March 16th:
Computer exercises:
Code from the Datalab: R-exercise 15, R-exercise 16, R-exercise 17
Pen and paper exercises:
- Exercise 7 (Sketch of solution)
- Repetition exercises (if time) Exam STK9900 spring 2017, Problem 1 and 2 (Suggested solution)
Tuesday March 17th:
Computer exercises:
Code from the Datalab: R-exercise 18, R-exercise 19, R-exercise 20
Pen and paper exercises:
- Exam STK 4900 spring 2010: Problem 2. (Suggested solution)
- Exam STK 9900 spring 2011: Problem 2. (Suggested solution)
- Additional exercise (if time) Exam STK9900 spring 2017, Problem 3. (Suggested solution)
Wednesday March 18th:
Computer exercises:
Code from the Datalab: R-exercise 21, R-exercise 22
Pen and paper exercises:
- Exam STK 9900 spring 2011: Problem 3. (Sketch of solution)
- Exam STK 4900 spring 2009: Problem 2. (Sketch of solution)
- Additional exercise (if time) Exam STK9900 spring 2017, Problem 4. (Suggested solution)
Thursday March 19th:
Computer exercises:
Code from the Datalab: R-exercise 23, R-exercise 24
Pen and paper exercises:
- Exam STK 9900 spring 2010: Problem 3. (Sketch of solution)
- Exam STK 4900 spring 2012: Problem 3. (Sketch of solution)
- Additional exercise (if time) Exam STK4900 spring 2016, Problem 3. (Suggested solution)
Friday March 20th:
Computer exercise:
Code from the Datalab: R-exercise 25, AUC
Pen and paper exercises:
- Exam STK 9900 spring 2012 (Suggested solution)
- Otherwise, use the opportunity today to ask about any previous computer and pen-and-paper exercises.