Find the indicated probability.The following contingency table shows age at retirement (broken down by career) for a group of retired people.Retirement Age
Suppose one of these people is selected at random from the 61-65 age group. Find the probability that the person selected was an attorney.
A. 0.428
B. 0.109
C. 0.254
D. 0.237
Answer: C
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Find a logistic function that describes the population. Graph the population function.The population increases from 350 to 700 in the first year and eventually levels off at 2,450.
A. P = 
B. P = 
C. P = 
D. P = 
Answer the question about the twisted Sierpinski gasket.Which of the following statements about the twisted Sierpinski gasket is/are true? I. The boundary is infinitely long. II. The area is infinitely large. III. The self-similarity is exact, infinite, and universal.
A. I only B. III only C. I, II, and III D. II and III E. I and II
Solve.x2 + y2 + 10y = 0x2 + y2 = 6x
A. (0,0) 
B. (1,0) 
C. (1, -1) 
D. (0,1) 
Solve the problem by solving a system of equations graphically.A rectangle is 6 inches longer than it is wide. Its perimeter is 24 inches. Find the length and width of the rectangle.
A. 18 in. × 3 in. B. 9 in. × 3 in. C. 18 in. × 6 in. D. 7 in. × 1 in.