000 00000nam a2200000 a 4500
005 20251203090532.0
082 _a519.5
_bGUP
100 _aGupta,S.P
245 _aPractical statistics
260 _aMadras
_bS.Chand
_c1986
300 _a538 p.
_b22cm.
_cPB
630 _aStatistics
964 _bFRE
_c100
_d
_e010
_f
_g_
997 _a18353 C 10824 C
999 _c11036
_d11036