00401ca0 a2200157ua 450000500170000000800410001702000140005804000090007204100080008108200130008910000180010224500490012026000480016930000110021765000150022820220202125409.0070614s           a   g     b000 u eng u  cINR 22.00  aMAIN1 aeng14a310bGUp1 aGupta, S P  .10aAdvanced practical statistics / cS P Gupta.  aNew delhi ;bS Chand and Co Ltd , cc 1968.  a789 p. 0aStatistics