SAS应用_医学统计学的例题程序及其结果,学习SAS的必备资料.

				/*用MEANS作配对资料两个样本均数比较的t检验*/
				data ex3_6;
				  input x1 x2 @@;
				  d=x1-x2;
				cards;
				0.840      0.580
				0.591      0.509
				0.674      0.500
				0.632      0.316
				0.687      0.337
				0.978      0.517
				0.750      0.454
				0.730      0.512
				1.200      0.997
				0.870      0.506
				;
				proc means t prt;
				  var d;
				run;
				
				/*用UNIVARIATE过程作配对资料两样本均数比较的t检验*/
				proc univariate data=ex3_6;
				  var d;
				run;