Bluman, Allan G. Elementary statistics : a step by step approach / Allan GBluman.- 5th ed - Boston : McGraw-Hill, c2004. - xxv, 810 p: ill(chiefly col.) ; 26 cm+ 1 CD-ROM (4 3/4 in.) ISBN: 0072549076 Subjects--Topical Terms: Statistics Dewey Class. No.: 519.5 BLU