Medical Biostatistics 4 Correlations
by
Pearson / Correlation Coefficient
- TWO Variables
- Measure relationship between two variables and their strenght of assocation
- -1 … +1
- CLoser to One == Stronger association
- Negative = Inverse relationship ( more smoking == less lifespan)
- Postivie = Positive relationship ( more smoking == more lifespan!!???!! )
Determination Coefficient
tags: biostatistics