958e0dfc_for_Students_with_Disabilities__Term
[Definition] The extent to which test scores are influenced by factors that are irrelevant to the construct that the test is intended to measure. Such extraneous factors distort the meaning of test scores from what is implied in the proposed interpretation. [Source] Ibid., pp. 173–174. [Term] 
Construct irrelevance
Tool Kit on Teaching and Assessing Students With Disabilities: Models for Large-Scale Assessment for Students with Disabilities
Term