<P> Construct validity is `` the degree to which a test measures what it claims , or purports , to be measuring . '' In the classical model of test validity , construct validity is one of three main types of validity evidence , alongside content validity and criterion validity . Modern validity theory defines construct validity as the overarching concern of validity research , subsuming all other types of validity evidence . </P>
<P> Construct validity is `` the degree to which a test measures what it claims , or purports , to be measuring . '' In the classical model of test validity , construct validity is one of three main types of validity evidence , alongside content validity and criterion validity . Modern validity theory defines construct validity as the overarching concern of validity research , subsuming all other types of validity evidence . </P>
refers to the degree to which a research instrument measures what it is supposed to measure
refers to the degree to which a research instrument measures what it is supposed to measure
Construct validity
Construct validity