An evaluation of the use of certain educational and mental measurements for purposes of classification.
Series: Contributions to education -- no. 302.
Publisher: Bureau of Publications, Teachers College, Columbia University; AMS Press
Place of publication: New York; [New York
Number of pages: 63
Subjects: Ability grouping in education; Educational tests and measurements
Notes: Reprint of the 1928 ed., issued in series: Teachers College, Columbia University. Contributions to education, no. 302.

Originally presented as the author's thesis, Columbia.

Bibliography: p. 55-63.