find the probability that the selected person is a teaching assistant or a female, homework help
find the probability that the selected person is a teaching assistant or a female, homework help
1. The mathematics department of a college has 13 male professors,14 female professors,8 male teaching assistants, and 14 female teaching assistants. If a person is selected at random from the group, find the probability that the selected person is a teaching assistant or a female.
2. The probability that a certain state will be hit by a major tornado (category f4 or f5) in any single year is 1/15 Use this information to answer the questions below. What is the probability that the state will be hit by a major tornado two years in a row?
3. Consider a political discussion group consisting of 9 Democrats, 4 Republicans, and 5
Independents. Suppose that two group members are randomly selected, in succession, to attend a political convention. Find the probability of selecting two
Independents
4. The mathematics department of a college has 6 male professors, 6 female professors,9 male teaching assistants, and 11female teaching assistants. If a person is selected at random from the group, find the probability that the selected person is a professor or a male.
5. Consider a political discussion group consisting of 10 Democrats, 5 Republicans, and 3
Independents. Suppose that two group members are randomly selected, in succession, to attend a political convention. Find the probability of selecting no Democrats
6. A construction company is planning to bid on a building contract. The bid costs the company $2000.The probability that the bid is accepted is 1/5 If the bid is accepted, the company will make $27500 minus the cost of the bid. What is the expected value in this situation?
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