# Question: A Gallup poll conducted in 2012 asked people Do you

A Gallup poll conducted in 2012 asked people, “Do you think the United States benefits from having a class of rich people?” In response, 80% of Republicans, 59% of Independents, and 52% of Democrats said Yes. Assume that any-one who did not answer Yes answered No. Suppose the number of Republicans polled was 400, the number of Democrats was 500, and the number of Independents was 100.

a. Create a two-way table with counts (not percentages) that starts as shown here.

b. What is the probability that a person randomly selected is a Democrat given they said Yes?

c. What is the probability that a person randomly selected is a Republican given they said Yes.?

d. What is the probability that a person randomly selected said Yes given they are a Democrat?

e. What is the probability that a person randomly selected from the entire group is a Democrat AND said Yes?

a. Create a two-way table with counts (not percentages) that starts as shown here.

b. What is the probability that a person randomly selected is a Democrat given they said Yes?

c. What is the probability that a person randomly selected is a Republican given they said Yes.?

d. What is the probability that a person randomly selected said Yes given they are a Democrat?

e. What is the probability that a person randomly selected from the entire group is a Democrat AND said Yes?

**View Solution:**## Answer to relevant Questions

In Virginia, in 2010, re-arrests occurred within one year for 46% of juveniles released from a correction center. Suppose there are two independent juveniles released. Assume that re-arrests are independent for released ...The Empirical Rule applies rough approximations to probabilities for any unimodal, symmetric distribution. But for the Normal distribution we can be more precise. Use the figure and the fact that the Normal curve is ...For each question, find the area to the right of the given z-score in a standard Normal distribution. In this question, round your answers to the nearest 0.000. Include an appropriately labeled sketch of the N(0, 1) ...The distribution of red blood cell counts is different for men and women. For both, the distribution is approximately Normal. For men, the middle 95% range from 4.5 to 5.7 million cells per microliter, and for women, the ...According to the College Board, the mean quantitative SAT score for male college-bound high school seniors in 2012 was 530. SAT scores are approximately Normally distributed with a population standard deviation of 100. What ...Post your question