00339nam a2200133Ia 4500020001500000082001600015100001500031245004300046250001400089260005300103300000900156650002400165700001600189  a0706999541  a519.5 GUP/I  aGupta, C.B 0aAn Introduction To Statistical Methods  a 19TH ED.  bVikas Publishing House Pvt Ltd.aNew Delhic1995  a771p  aStatistical Methods  aVijay Gupta