An experiment was conducted to compare the efficacy of three pesticides (D. E; F) on gardens weeds. Eighteen garden transects were randomly assigned to the experiment, 6 per DGSthidB- Upon completion of the pesticide treatment, the percent cover of weeds remaining on the grass patch was measured four times per transect, with the average percentage recorded as below D . 7 __ Mean Weed Cover { A.) (6 trials)