(b) (13 marks ) Show that the expected Fisher information for the observed data likelihood is 1(0) = (1 - e-C'/(20)). 7 2 Note : J" yzf (y; 0)dy = - Cze-C2/ (20) + 20(1 - e-C:/ (20)), where f(y; 0) is the density function corresponding to the distribution function F(y; 0) above