Dummy variables and autocorrelation. refer to the savings–income regression discussed in chapter 9. using the data given in table 9.2, and assuming an ar(1) scheme, reestimate the savings–income regression, taking into account autocorrelation. pay close attention to the transformation of the dummy variable. compare your results with those presented in chapter 9.

Out of five men and five women, we form a committee consisting of four different people. assuming that each committee of size four is equally likely, find the probabilities of the following events: 1. the committee consists of two men and two women 2. the committee has more women than men. 3. the committee has at least one man. for the remainder of the problem assume that alice and bob are among the ten people being considered. 4. both alice and bob are members of the committee.