During its first decade, Ensley principal Roy Dimmitt compiled detailed statistical data on Ensley's male students in order to determine how much cigarette smoking affected their "efficacy". He found that the students who smoked were consistently outscored by their non-smoking counterparts.
During its initial decade, Ensley principal Roy Dimmitt collected detailed statistical data on male students in Ensley to determine how smoking impacted their academic performance. He discovered that smokers consistently performed worse than non-smokers.