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Question: Sampling senators The two-way table below describes the members of the U.S Senate in a recent year.
Male Female
Democrats 47 13
Republicans 36 4
If we select a U.S. senator at random, what's the probability that the senator is
(a) a Democrat?
(b) a female?
(c) a female and a Democrat?
(d) a female or a Democrat?
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Perform the test as it should have been done and find if you come to a different conclusion. Explain why the results were different and why your test was a stronger and more reliable test.
use hypothesis testing to test the independence of opinion between the two groupsprefer lecture prefer computer
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