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Definition of Reading grade level (rgl

Reading grade level (rgl Definition from Social Science Dictionaries & Glossaries
Learning, Performance and Training Definitions
A number representing a person's ability to read and comprehend what they are reading, equating to a given level of schooling in which a student should be capable of reading and comprehending the written matter (i.e., a RGL of 7 is representative of an individual being able to read and comprehend 7th grade subject matter). A number representing the school grade level assigned to the complexity of reading materials. Formulas used to calculate reading grade level are usually based on length of words and sentences.
Donald Clark