00576nam a22001817a 450000500170000001000140001702000250003103500130005603700130006908200100008210000170009224500880010926000500019727000640024730000220031165000350033365000260036820100802154849.0  aENG-97796  a9788190879231c75.00  aEN-81329  bDBAD/PUB  a519.5  aBabu Raj, P.  aEconomic and business statistics :bfor B.A. economics and B.B.A /cby P. Babu Raj   aTholayavattambAnnai Velankanni Collegec2009  aDept. of Economics, Annai Velankanni CollegebTholayavattam  a139p.c20cm (pbk)  aEconomics - Statistical Method  aCommercial Statistics