A school with strong leadership, clear vision, and consistent evaluation…

Concept — School effectiveness is the extent to which a school achieves the educational goals it exists for, above all the learning and all-round development of its students. In school-effectiveness research the qualities of a school — leadership, a shared vision, and regular monitoring and evaluation — are treated as process factors, while the criterion on which effectiveness is finally measured is the attainment and progress of the learners themselves.

Application — The stem names three of the classic correlates of an effective school. Strong leadership sets the academic direction and supports teachers; a clear vision aligns the whole staff on common learning goals; consistent evaluation supplies feedback about what has and has not been learnt, so that teaching can be adjusted. Effectiveness measurement then asks what these processes produce, and the outcome variable used is student attainment and progress. The expected result is therefore a rise in student performance.

Contrast with the other values —

• More sports trophies: a tally of wins by selected teams in co-curricular competitions. It reports the achievement of a few participants in one activity area, not the academic outcomes of the whole student body.

• Increased lunch breaks: a timetable decision about non-instructional time. It changes how the day is arranged and by itself carries no information about how much students have learnt.

• Longer school hours: an input, namely the quantity of schooling time provided. More time on campus is not the same as more learning; effectiveness is judged on the results obtained, not on the time spent obtaining them.

Cross-check — Reverse the reasoning. When a school’s measured attainment and progress rise steadily, we call that school effective and then look for the processes behind it — which turn out to be leadership, vision, and evaluation. The definition of the third factor makes the link explicit: evaluation practices are valuable precisely because their feedback is used to raise achievement.

Result: the school described would most likely show improved student performance.