The explores the answer to Miller's EOC Question #2: "You are given the following sample of annual returns for a portfolio manager. If you believe that the distribution of returns has been stable over time and will continue to be stable over time, how confident should you be that the portfolio manager will continue to produce positive returns?" (His book is here http://amzn.to/2EppAau)
David's XLS is here: http://trtl.bz/010818-sample-mean-test
David's XLS is here: http://trtl.bz/010818-sample-mean-test