DEFINITION: an individual or composite statistic that relates to a basic construct in education and is useful in a policy context.
SOURCE: Shavelson, Richard J., and Others (1991). What are Educational Indicators and Indicator Systems? ERIC Clearinghouse on Tests Measurement and Evaluation Washington DC., USA.
RELATED TERMS: educational indicator,indicator, input indicator, outcome indicator, output indicator, performance indicator, proxy indicator, quality indicator, statistical indicator, supplementary indicator