Which statement is the most appropriate comparison of the centers?
a. the median for town a, 30°, is less than the median for town b,
40°.
o
b. the mean for town a, 30°, is less than the mean for town b, 40°.
c. the median for town a, 15°, is greater than the median for town b,
o
d. the median temperature for both towns is 40°.
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90

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.