fch402 -------------------------------------------------------------------------------- y=1/[1+a(x-b)^2] x 9.1 8.8 8.5 8.2 7.9 7.6 7.3 7.0 6.8 6.5 6.2 5.9 5.6 5.3 5.0 4.7 4.4 y 0.28 0.44 0.58 0.70 0.80 0.88 0.94 0.98 1.0 0.98 0.94 0.88 0.80 0.70 0.58 0.44 0.28 本人初学sas!请求高手教我怎样确定a、b这两个参数,谢谢!
longoR read the following post http://cos.name/bbs/read.php?tid=5505 and then look for proc nlin in the sas/stat on the help page.