* * Example from section 11.3.3 from pp 365-366 * all 10000 compute alpha_1=2.0,se_a1=.25 compute alpha_2=0.5,se_a2=.08 * * To get a Normal draw with mean alpha_1 and std dev se_a1, you can use * alpha_1+%ran(se_a1), as the %ran(x) draws a Normal with mean 0 and standard * deviation x. * set top = alpha_1+%ran(se_a1) set bottom = alpha_2+%ran(se_a2) set ratio = top/bottom compute f=%fractiles(ratio,||.025,.975||) disp "95% Interval" f(1) f(2)