000 00287 a2200121 4500
080 _a519
_bR 264 B
245 1 _aBasic statistics
_cby W.S. Rao
260 _aNew York
_bAppleton-Century-Crofts
_c1968
650 _aStatistics
100 1 _aRay, W.S.
_d
300 _a234 p.
901 _a122452
999 _c66539
_d66539