Example 7.2.2.---Profile analysis for two groups

x1={11,12,16,11,6,12,8,19,11,10};
x2={16,11,15,14,12,8,11,8,9,12};
x3={23,18,22,19,16,20,14,9,21,21};
y1={12,6,12,21,9,8,7,14,10,21};
y2={13,10,18,21,10,18,13,20,20,24};
y3={24,13,22,24,22,24,24,24,22,24};