Zusammenfassung der Ressource
1. How good/useful is the data provided
- Types of data
- Nominal data
- Qualitiative
- No ranking
- Types of data
- Ordinal Data
- Quantitative & Qualitative
- Ranking
- Cardinal Data
- Numbers
- Ranking
- Measurable comparison
- Discrete data
- measured of precision
- labelled data
- Continuous data
- Quanititve
- Measured only
- Types of sampling
- non-random
- random
- stratified
- cluster
- Collecting data
- Observations
- Experiments
- Surveys: interviews / Questionaires