Biviarate statistical measures rregression and correlation

Biviarate statistical measures rregression and correlation

1. RREGRESSION

   • It assumes that there is a fixed variable, controlled by the researcher the independent or predictor variable and another that is not controlled response or dependent variable.

2. CORRELATION

   • It assumes that neither is fixed: both variables are outside the researcher´s control

3. BAVARIATE STATISTICAL MEASURES

   • Coefficient of determination simple linear correlation positive and negative correletion dispersion
     • strong negative linear correlation
     • strong positive linear correlation
     • positive linear correlation