000 00364n a2200157 a 4500
000 B B
001 000709
005 20220201161954.0
082 _a519.5
_bM4 MAT
100 _aGupta, S.P.
245 _aElementary statistical methods
260 _aNew Delhi
_bSultan Chand
_c1984
300 _aR.135p.
690 _aStatistics,Mathematics
908 _aT
999 _c702
_d702