Exercise 9.1 Show that the MLE of under assumption A2 in Section 9.2.2 is given

Exercise 9.1
Show that the MLE of θ under assumption A2 in Section 9.2.2 is given by i yi/
i ei. Derive also the posterior summary measures for different priors on θ, (1) flat prior, (2) Jeffreys prior, and (3) a normal prior with mean 1 and variance 102.