## Goals of the exercises:

1. a better understanding of the basics of statistics

2. the application of these concepts in the practice of chemical analysis

## How to do the excercises:

1. ideally, two persons per computer

2. try to understand what is happening and why

3. discuss the results

4. do not be afraid to try other things ("what if ...")

## Software:

1. internet browser

2. interactively generated webpages

3. calculations are (invisibly) performed by R, a powerful statistical program. Click here for more information.

Now continue with 'Error propagation'.