Glossary - V

  • Validity: The degree that a test or assessment measures what it is reported to measure. That which ensures that results are an accurate description of what the test taker knows and/or has the ability.
Excelerate Program

ExceleRate Illinois helps you prepare children for success in school and in life.

It also provides standards, guidelines, resources and supports to help you make sensible changes that lead to better quality outcomes for children.