Computing in STK4080 autumn 2008

We will use the the programming language R for the practical computing in the lectures as well as the exercises in STK4080.

Below are given information on how to download additional R package(s), information on (some of) the data sets used for illustration in the lectures and the exercises, and some R code for the examples and illustrations.

R packages

The addreg package

Data sets

Leukemia data (Exercise 3.1): Description Data

Melanoma data: Description Data

Cirrhosis data: Description Data

Suicide data: Description Data Detailed description from Andersen et al. (1993)

R code used in the lectures:

Week 39:

• Nelson-Aalen plot for Exercise 3.1
• Simmulation of Wiener process

Week 40:

• Kaplan-Meier plot for Exercise 3.4

Week 41:

• Non-parametric tests for Exercise 3.9

Week 43:

• Estimates of cumulative hazards and survival probabilities for the melanoma data based on Cox regression

Week 44:

• Checking the assumptions in Cox regression

Week 46:

• Additive regression

Week 47:

• Occurrence/exposure rates and Poisson regression for suicide data

R code used in the exercises:

Week 40:

• Practical exercise 1

Week 41:

• Practical exercise 2
• Practical exercise 3

Week 42:

• Practical exercise 4

Week 43:

• Practical exercise 5

Weeks 44 & 45:

• Trial project