Use the two given functions to write y as a function of x.y = 4m2 + 4, m = x - 2
A. y = 4x2 - 16x + 16
B. y = 4x2 - 4x + 8
C. y = 4x2 + 20
D. y = 4x2 - 16x + 20
Answer: D
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Solve the problem.In a survey of 1000 Americans, 850 said that they own a cell phone. Assume that the survey was properly conducted and that the 1000 people surveyed represent an unbiased sample of the entire population. Compute a 99.7% confidence interval (expressed using percents) for this survey.
A. 84.08% to 85.02% B. 84.8% to 85.2% C. 83.9% to 86.1% D. 82.8% to 87.2% E. 81.7% to 88.3%
Write as a percent. Round to the nearest hundredth of a percent when necessary.
A. 25.5% B. 1000% C. 51% D. 5.1%
For an election with four candidates (A, B, C, and D) we have the following preference schedule:
The ranking of the candidates using the Borda count method is
A. first: A; second: D; third: C; fourth: B. B. first: D; second: A; third: C; fourth: B. C. first: D; second: C; third: A; fourth: B. D. first: A; second: C; third: D; fourth: B. E. none of these
Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3 and P4.)The number of losing coalitions is
A. 1. B. 4. C. 14. D. 11. E. none of these