data fw13p06; title 'CHAPTER 13, PROBLEM 6';
input  METHOD    SCORE ;
cards;
1        94
1        87
1        90
1        74
1        86
1        97
2        82
2        85
2        79
2        84
2        61
2        72
2        80
3        89
3        68
3        72
3        76
3        69