- Q1 (MLE) The answer should be a 2 x 3 table of numbers that sum to one.


- Q2: please see the new version of the homework, hw3.pdf, which
contains 90\% of the answer

- Q2. If you don't have the stats toolbox,
you can replace 'betarnd' with 'randbeta' from 
http://research.microsoft.com/~minka/software/lightspeed/