Wine, Linear Models, Data Analysis, R Programming, Alcohol.
winequality.red$quality ~ winequality.red$alcohol + winequality.red$residual.sugar + winequality.red$citric.acid, data = winequality.red) Residuals: Min 1Q Median 3Q Max -2.6327 -0.4104 -0.1336 0.5225 2.4514 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 1.86416 0.17292 10.780 <