00551nam a2200193Ia 450000500170000000800410001702000150005804000180007304100080009108200170009910000160011624500430013225000060017526000410018130000270022265000360024965000420028565000300032720220211111318.0210716s2006    xx            000 0 und d  a9351610284  cAIMIT LIBRARY  aeng  a519.5 bGUPS  aGupta, S P.  aStatistical methods /cBy  S P  Gupta.  a1  aNew DelhibSultan chand & sonsc2006  axx,1463 p. ;c24.5 cm.  aOrganising a statistical survey  aClassification and tabulation of data  aMeasures of central value