00626cam a2200181   450000500170000000800410001701000170005802000150007504000240009008200200011410000210013424501120015526000380026730000320030565000190033770000430035670000450039920181209224133.0710629s1971    nyua          001 0 eng    a   76152747   a0127432507  aDLCcDLCdBD-DhBPA 00a310.3bWEI 19711 aWelkowitz, Joan.10aIntroductory statistics for the behavioral sciencesc[by] Joan Welkowitz, Robert B. Ewen [and] Jacob Cohen.  aNew York,bAcademic Pressc[1971]  axvi, 271 p.billus.c25 cm. 0aPsychometrics.1 aEwen, Robert B.,d1940-ejoint author.1 aCohen, Jacob,d1923-1998,ejoint author.