Elementary statistical methods
Walker, Helen Mary, 1891-
Elementary statistical methods [by] Helen M. Walker. - New York, H. Holt and company [1943] - xxv, 368 p. diagrs. 24 cm.
Includes bibliographies.
43008152
Statistics.
310 / WAS 1958
Elementary statistical methods [by] Helen M. Walker. - New York, H. Holt and company [1943] - xxv, 368 p. diagrs. 24 cm.
Includes bibliographies.
43008152
Statistics.
310 / WAS 1958