TY - BOOK AU - Mangal,S.K. TI - Statistics in Psychology and Education SN - 8120320883 U1 - 519.502491 22 PY - 2002/// CY - New Delhi PB - Prentice-Hall of India Private Ltd. KW - Statistics KW - Psychology KW - Educational tests and measurements KW - Education N1 - Includes bibliographical references (p. 397) and index ER -