Zusammenfassung der Ressource
Inferential Stats
- Normal distribution
- Z-scores
- z=(x-m)/sd
- Percentile rank
- % of scores that fall below the score
- Assume certain values (such as mean)
- Conduct experiment
- Do assumptions hold?
Anmerkungen:
- Either way - Inference can be made.
- Correlations
- For group/not individuals
- Accuracy of predictions
- Magnitude of Correlations
- Depends on reliability of x, y and sampling
- Valid x,y and valid assumptions