U.S. Department of Education: Promoting Educational Excellence for all Americans

A r c h i v e d  I n f o r m a t i o n

Evidence-Based Education (EBE)

Student Achievement and School Accountability Conference
October 2002

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Why is randomization critical?

Without randomization, simple associations such as between internet use and science grades have many different interpretations

Average science scores by students' reports on use of the Internet at home

Table Description:

This chart indicates an increase in science scores by students' reports on use of the Internet at home for grades 4, 8 and 12.