Craig Deville|Sylvain Prometric
An Empirical Link of Content and Construct Validity Evidence
since 1940s measurement specialists called empirical validation technique combines con tent constructrelated evidence study investi gated value technique selfassessment instrument designed cover four traditional foreign language skills administered 1404 collegelevel foreign language students four subjectmatter experts asked provide item dissimilarity judgments us ing whatever criteria thought appropriate data students experts examined sepa rately using multidimensional scaling followed clus ter discriminant analyses results showed structure data underlying student ex pert scaling solutions corresponded closely speci fied instrument blueprint addition using canonical correlation comparison two scaling solutions revealed high degree similarity two solutions