,3) value (command available in stat toolbox)</span>
<span class="comment">% draw 90 percent confidence ellipsoid  for D design</span>
W = V*diag(lambdaD)*V';
angles = linspace(0,2*pi,noangles);
R = chol(W);  <span class="comment">% W = R'*R</span>
ellipsoid = sqrt(eta)*(R\[cos(angles); sin(angles)]);

figure(4)
plot(0,0,<span class="string">'ok'</span>,ellipsoid(1,:), ellipsoid(2,:), <span class="string">'-'</span>);
text(ellipsoid(1,1100),ellipsoid(2,1100),<span class="string">'D'</span>);
hold <span clas