Through a series of six guided classroom discoveries, students create, via targeted questions, a definition for deciding when two sets have the same cardinality. The program begins by developing basic facts about cardinalities of finite sets. Extending two of these facts to infinite sets yields two statements on comparing infinite cardinalities…

Validity evidence based on test content is of essential importance in educational testing. One source for such evidence is an alignment study, which helps evaluate the congruence between tested objectives and those specified in the curriculum. However, the results of an alignment study do not always sufficiently capture the degree to which a test…

Objective and Participants: The authors examined the experiences of primary care providers participating in an integrated healthcare service between mental health and primary care in a university health center. In this program, behavioral health providers work collaboratively with primary care providers in the treatment of students. Participants…

A study involving 234 Texas college students was undertaken to develop and test the validity and reliability of an instrument designed to measure college students' attitudes toward alcohol. Special attention was given to the content and construct validity of the instrument. Subjects ranged in age from 18 to 24 years. The mapping sentence served as…