steppar 2 0.5 1. 4 3 1. 2. 4 ! Create a 5*5 grid for parameters 2 and 3
plot contour ! Plot out a grid with three contours with
delta fit statistic of 2.3, 4.61 and 9.21
plot cont,,4,1.,2.3,4.61,9.21 ! same as above, but with a delta fit
statistic = 1 contour.