bivariate statistical

bivariate statistical

1. regression and correlation

   • relation two quantitative variables
     • regression analysis
       • predict variable value
         • interpretation of results
           • relationship variables
             • mathematical equation
     • correlation analysis
       • number degree of relationship
         • sing + O -
         • values close to the line -1 0 +1
         • greater dispersion 0
     • simple linear regression
       • linear equation
         • slope of the line
         • straight location
         • pearson correlation coefficient
           • "Y" y "X"
             • "r"
           • coefficiente of determination
             • R 2

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