[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);

x = Ht;
y = Fat;

figure(1);
plot(x,y,'b*');
xlabel('Height');
ylabel('Pct Body Fat');
title('Figure 1.4');

hline = lsline();
hline.Color = 'r';