TY - BOOK AU - Glass,Gene V. AU - Hopkins,Kenneth D. TI - Statistical methods in education and psychology SN - 0138449449 AV - LB2846.G5 1984 PY - 1984/// CY - Englewood Cliffs, N.J. PB - Prentice-Hall KW - Educational statistics KW - Psychometrics N1 - Includes indexes ER -