Fig. 5From: Comparing the performance of Cyperus papyrus and Typha domingensis for the removal of heavy metals, roxithromycin, levofloxacin and pathogenic bacteria from wastewaterBox–Cox plot of model transformation (a), the studentized residual and normal % probability plot (b), and (c) the actual and predicted values for the reduction of E. coli by Cyperus papyrusBack to article page