Question
The table shows the political party affiliation of each of 67 members of the US Senate in June 2012, and when they are up for
The table shows the political party affiliation of each of 67 members of the US Senate in June 2012, and when they are up for reelection.
| Up for reelection: | Democratic Party | Republican Party | Other | Total |
|---|---|---|---|---|
| November 2014 | 20 | 13 | 0 | |
| November 2016 | 10 | 24 | 0 | |
| Total |
What is the probability that a randomly selected senator is a Republican or is up for reelection in November 2016? (Enter your probability as a fraction.)
Suppose that a member of the US Senate is randomly selected. Given that the randomly selected senator is up for reelection in November 2016, what is the probability that this senator is a Republican? (Enter your probability as a fraction.)
Suppose that a member of the US Senate is randomly selected. What is the probability that the senator is up for reelection in November 2016, knowing that this senator is a Republican? (Enter your probability as a fraction.)
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Elementary Symbolic Logic
Authors: William Gustason, Dolph E Ulrich
2nd Edition
1478616857, 9781478616856
