Refer to the weighted voting system 
and the Banzhaf definition of power. (The four players are P1, P2, P3, and P4.)What is the total number of winning coalitions?
A. 5
B. 1
C. 15
D. 3
E. none of these
Answer: D
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Identify the multiplication model that best fits the problem. Do not solve the problem.Suppose there are 2 roads connecting town A to town B and 3 roads connecting town B to town C. In how many ways can a person travel from A to C via B?
A. Measurement model B. Cartesian product model C. Set model D. Array model
Solve the absolute value equation.
= 
A. x = 
, 27
B. x = 
C. x = 9, 
D. x = 
, 27
Find the area of the specified region.Inside the six-leaved rose r2 = 7 cos 3?
A. 
B. 14
C. 7
D. 
Solve the problem.Ultraviolet radiation from the sun is thought to be one factor causing skin cancer. The amount of UV radiation a person receives is a function of the thickness of the earth's ozone layer which depends on the latitude of the area where the person lives. The following data represent the latitudes and melanoma rates for nine randomly selected areas in the United States. The melanoma rates refer to a three-year period. 
Graph the data on a scatter diagram treating latitude as the independent variable. Find an equation of the line containing the points 
-4.0px;" /> and 
Express the relationship using function notation. Graph the line on the scatter diagram. Interpret the slope of the line. Use the line to predict the melanoma rate of an area with a latitude of 33.6 degrees north. 
What will be an ideal response?