00298nam a2200109 a 450000500170000002000150001708200150003210000210004724500550006826000400012330000250016320251203110701.0  a0716735105  a519.5bOEH  aOehlert, Gary W.  aFirst Course in Design and Analysis of Experiments  aNew YorkbW.H. Freeman & Co.,c2000  axvi,659p.c26 cm. HB