00490nam a2200145 a 450000500170000000800410001710000190005824500960007726000430017330000450021650000350026165000260029685200110032285200110033320190520020502.0080408s19uu    xx            00    eng d10aKeller, Gerald10aEssentials of business statistics :ba systematic approach /cGerald Keller, Brian Warrack.0 aBelmont :bWadsworth Pub. Co,c[c1991]  a1 v. (various pagings) :afigs., tables.  aIncludes appendices and index. 4aCommercial statistics  7OLOPSC  7OLOPSC