The interpretation of the probable error and the coefficient of correlation
By: by Charles W. Odell
Series: [University of Illinois] College of education. Bureau of educational research. Bulletin -- no. 32
Publisher: University of Illinois
Published: 1926
Place of publication: Urbana
Language: eng
Number of pages: 49
Subjects: Grading and marking (Students); Education; Statistics; Graphic methods
Notes: On cover: University of Illinois bulletin. vol.xxiii, no. 52.

Bibliographical footnotes.