SAS源程序dm’log;clear;output;clear;'; options nodate ps=30 Is=100; data a; input yield @@ yield-=int(yield-67.5)/13)*13+67.5; cards; 17721519797123159245119 177147194227141169124159 proc means mean std cy stderr maxdec =2; proc freq; proc capability graphics noprint;var yield;histogram; 计算结果保 run; 留两位小数 dm 'log;clear;output;clear;'; options nodate ps=30 ls=100; data a; input yield @@; yield=int((yield-67.5)/13)*13+67.5; cards; ; proc means mean std cv stderr maxdec = 2; proc freq; proc capability graphics noprint; var yield;histogram; run; 177 215 197 97 123 159 245 119 . 177 147 194 227 141 169 124 159 SAS源程序 计算结果保 留两位小数