/***********************************************************/
/*The initial code/statements to read in the data to allow */
/*students to complete Problem Set 3 in SAS                */
/*This is not a full solution.                             */
/***********************************************************/

**Problem Set 1 data input using home1dat**;
 /*  file:  hm3sas.sas  */
 /*  data:  mamm400.txt */
 /*  out:   NA          */
 

options nocenter ovp ls=132 pagesize=44;
title 'Homework #3, using mammography data';
data hw3sas;
  infile 'a:\mamm400.txt';
   input case 1-4 age 5-7 income 8-9 havephys 10-11 physrec 12-13
   womrel 14-15 lump 16-17 suscept1 18-24 severe1 25-31
   benefit1 32-38 barrier1 39-45 intent1 46-52 comply 53-54;

 if age=9 then age=.;
 if income=9 then income=.;