Table E-20. Number and percentage of states using various procedures to select monitoring units for monitoring: 2004-05

Procedures	Number of states	Percent of all states [N=51]
Monitored all monitoring units each year	20	39
Used regular cycle to select monitoring units	19	37
Used cycle to select monitoring units, but cycle was not regular; frequency of monitoring for each monitoring unit determined by prior compliance or performance	2	4
Used prior compliance or performance alone to select monitoring units	3	6
Used a cycle to select some monitoring units; others selected based on prior compliance or performance	6	12
Monitoring occurred at two levels; different procedures used at each level	1	2
NOTE: Percentages may not sum to totals because of rounding. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Special Education Research, Evaluation of States' Monitoring and Improvement Practices Under the Individuals with Disabilities Education Act, Part C Monitoring Evaluation Questionnaire.