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. Author manuscript; available in PMC: 2010 May 25.
Published in final edited form as: Methods Rep RTI Press. 2009 May 1;2009(10):905. doi: 10.3768/rtipress.2009.mr.0010.0905

Table 4.

Ring sizes and percent enrollment for private school assignments

Distance Percentage of School Enrollment
0–10 km (0–6.2 mi) 50%
10–15 km (6.2–9.3 mi) 25%
15– 20 km (9.3–12.4 mi) 25%