An analysis relating district size in terms of average daily attendance (ADA) to costs in terms of current operating expenditures reveals that districts operating most efficiently in 1974 are unit districts at 2,432 ADA, high school districts at 874 ADA, and elementary districts at 336 ADA. Each population is treated separately and, thus, the…

The Unit Cost Study is an annual project involving the direct participation of all public community colleges in Illinois. Each college provides basic data on course offerings, enrollments, and costs in each instructional area to the Illinois Community College Board, which checks the data for consistency with apportionment claims and financial…