boxplot-label-mean

boxplot-label-mean.r

## http://stackoverflow.com/questions/19876505/boxplot-show-the-value-of-mean
## plot adding mean value
ggplot(NLR.tidy, aes(x=NLR, y=ratio_value, color= NLR,fill= NLR)) + 
        geom_point(position=position_jitterdodge(dodge.width=0.9)) +
        geom_boxplot(fill="white", alpha=0.1, outlier.colour = NA, 
                     position = position_dodge(width=0.9)) + 
        coord_cartesian(ylim = c(-0.5, 15)) +
        stat_summary(fun.y = mean, geom="point",colour="black", size=3, show.legend = FALSE) +
        stat_summary(fun.y=mean, colour="red", geom="text", show.legend =FALSE, 
                       vjust=-0.7, aes( label=round(..y.., digits=1)))