create-train-test

x = [0 1 2 3 4 5 6 7 8];
t = [0 0.84 0.91 0.14 -0.77 -0.96 -0.28 0.66 0.99];
plot(x,t,'o')
net = feedforwardnet(10);
net = configure(net,x,t);
y1 = net(x);
plot(x,t,'o',x,y1,'x')
net = train(net,x,t);
y2 = net(x);
plot(x,t,'o',x,y1,'x',x,y2,'*')