TY - GEN AU - BLUMAN, ALLAN G. TI - ELEMENTARY STATISTICS : : A STEP BY APPROACH/ SN - 0-07-231694-2 U1 - 519.5 B58 PY - 0000///\\\\ CY - BOSTON ; MEXICO: PB - MCGRAW-HILL KW - 1.ESTADISTICA N1 - INCLUYE INDICE. \ BIBLIOGRAFIA: P. 711-712 ER -