[Fat Age Wt Ht Neck Chest Waist Hip Thigh Knee Ankle Bicep Forearm Wrist] ...
    = textread('bodyfat.txt','%f%d%f%f%f%f%f%f%f%f%f%f%f%f','headerlines',1);

Wt = Wt*0.453592;
Ht = Ht*0.0254;
x = Wt./(Ht).^2;
y = Fat;

plot(x,y,'b*');
xlabel('BMI');
ylabel('Pct Body Fat');
title('Figure 1.1');