KR-21 and lower limits of an index of dependability for mastery tests
By: by Robert L. Brennan.
Series: ACT technical bulletin -- no. 27
Publisher: Research and Development Division, American College Testing Program
Published: 1977
Place of publication: Iowa City, Iowa
Language: eng
Number of pages: 23
Subjects: Criterion-referenced tests.
Notes: Bibliography: p. 22-23.