Questions from Survey of Mathematics

Q: If two dates are selected at random from the 365 days of

If two dates are selected at random from the 365 days of the year, use the counting principle to determine the number of possible outcomes if the dates are selected (a) With replacement. (b) Without r...

Q: How can you determine whether a distribution is approximately normal? A

How can you determine whether a distribution is approximately normal? A statistical theorem called Chebyshev’s theorem states that the minimum percent of data between plus and minus...

Q: Describe one way other than flipping a coin to settle a tied

Describe one way other than flipping a coin to settle a tied election.

Q: Determine a value of z such that z ≥ 0 and 97

Determine a value of z such that z ≥ 0 and 97.5% of the standard normal curve lies to the left of the z-value.

Q: Friskies Cat Food is looking for a new cat for the cover

Friskies Cat Food is looking for a new cat for the cover of their 2016 calendar. Four cats are finalists: A, B, C, and D. They are ranked first, second, third, and fourth in each of the following four...

Q: Suppose that 20 voters rank three candidates. (a)

Suppose that 20 voters rank three candidates. (a) What is the total number of points awarded to the candidates using the Borda count method? (b) Suppose that, using the Borda count method, candidate A...

Q: In many corporations and professional societies, the members of the board

In many corporations and professional societies, the members of the board of directors are elected by a method called approval voting. With approval voting, a voter does not cast a ranked ballot. Inst...

Q: Twenty-five people are surveyed in the Mall of America and

Twenty-five people are surveyed in the Mall of America and asked to taste and rank four different brands of coffee. The preference table below shows the rankings of the 25 voters. Suppose that the plu...

Q: Irrelevant Alternatives Criterion Suppose that the plurality method is used on the

Irrelevant Alternatives Criterion Suppose that the plurality method is used on the following preference table. If C drops out, is the irrelevant alternatives criterion satisfied? Explain.

Q: Irrelevant Alternatives Criterion Suppose that the Borda count method is used on

Irrelevant Alternatives Criterion Suppose that the Borda count method is used on the following preference table. If B drops out, is the irrelevant alternatives criterion satisfied? Explain.