Welkowitz, Joan.
Introductory statistics for the behavioral sciences / Joan Welkowitz, Robert B. Ewen, Jacob Cohen. - 2d ed. - New York : Academic Press, c1976. - xix, 316 p. : ill. ; 24 cm.
Includes index.
0127432604
75041491
Psychometrics.
BF39 / .W44 1976
Introductory statistics for the behavioral sciences / Joan Welkowitz, Robert B. Ewen, Jacob Cohen. - 2d ed. - New York : Academic Press, c1976. - xix, 316 p. : ill. ; 24 cm.
Includes index.
0127432604
75041491
Psychometrics.
BF39 / .W44 1976