/************************************************************/
 /* The initial code/statements to read in the data to allow */
 /* students to complete problem set 2 on composites in SAS  */
 /* This is not a full solution.                             */
 /************************************************************/

 /*  file:  ps2sas.sas */
 /*  data:  ps2dat.txt */
 /*  out:   NA     */


title 'SAS-Problem Set 2 -- Composites -- your name';
options nocenter;

data ps2; infile 'a:\ps2dat.txt';
input x1 1 x2 3 y1 5 y2 7;
run;
proc iml;
reset print;
edit ps2;
read all var {x1 x2} into x;
read all var {y1 y2} into y;
a={3,1};
c={-1,1};
d={2,4};

 /* remaining IML statements, etc. */