/**********************************************
* SPSS Homework 7: categorical by continuous variable interaction
* ********************************************
* There are two groups in the data. Group 1 (dummy code 1) is at high risk
* for breast cancer.  Group 3 (dummy code 0) is at low risk for breast cancer.
* (Group 2 has been eliminated from the data set).
* The question is raised as to whether risk is related to intention to obtain
* breast cancer screening (int2gr, the dependent variable) in the same manner in
* the two risk groups.
***************************************************************/
options nocenter ovp ls=132 pagesize=44;

data hw7sas;
 infile 'a:\home7dat.txt';
   input case 1-4 group 5-8 dummy 9-12 
         risk 13-22 int2gr 23-32;