Projections of Education Statistics to 2020

NCES 2011-026
September 2011


Table E.  Mean absolute percentage errors (MAPEs) of projected enrollment in postsecondary degree-granting institutions, by lead time, sex, and level of institution: 2011

Statistic Lead time (years)
1 2 3 4 5 6 7 8 9 10
Total enrollment 1.6 2.8 3.5 4.0 5.2 6.1 8.1 9.8 11.7 11.4
Men 1.6 3.2 4.0 4.8 5.9 6.6 8.5 9.8 11.7 11.7
Women 1.8 2.8 3.6 3.7 4.6 5.8 7.8 9.8 11.7 11.2
4-year institutions 1.7 2.9 3.9 4.7 5.9 6.8 9.0 10.9 13.1 13.2
2-year institutions 2.2 3.7 4.3 4.4 5.1 5.0 6.4 7.8 9.4 8.3
NOTE: MAPEs for degree-granting institution enrollments were calculated using the last 13 editions of Projections of Education Statistics. Calculations were made using unrounded numbers. Some data have been revised from previously published figures.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Projections of Education Statistics, various issues. (This table was prepared March 2011.)