Archived Information
U.S. Department of Education
Richard W. Riley
Secretary
Office of Educational Research and Improvement
C. Kent McGuire
Assistant Secretary
National Institute on Student Achievement, Curriculum, and Assessment
Joseph C. Conaty
Director
This study was funded by the U.S. Department of Education. The content does not necessarily reflect the views of the Department or any other agency of the U.S. Government. This publication is in the public domain. Authorization to reproduce it in whole or in part for educational purposes is granted. The full text of this publication is available through the Department's home page: