Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75
B. $2.00
C. -$3.00
D. $3.00
Answer: A
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Assume the following: The population of California is five times the population of Massachusetts. The population of the United States is twenty times the population of Massachusetts. The population of the United States is sixty times larger than the population of Colorado. Which of the following is not true? ?
A. ?The ratio of the population of Colorado to the population of the United States is less then 1. B. ?The ratio of the population of Massachusetts to the population of California is less than 1. C. ?The ratio of the population of Massachusetts to the population of Colorado is greater than 1. D. ?The ratio of the population of Massachusetts to the population of Colorado is less than 1. E. The ratio of the population of Massachusetts and the population of Colorado to the population of California is less than 1.
Write the polynomial in standard form and identify the degree and leading coefficient of the polynomial.
?
?
A. 
Degree: 1; Leading coefficient: -1
B. ?
Degree: 16; Leading coefficient: 1
C.
Degree: 3; Leading coefficient: 1
D.
Degree: 2; Leading coefficient: -16
E.
Degree: 2; Leading coefficient: 16
Use the method of sealed bids to complete the table.Tom and Axel have inherited their father's sailboat and want to decide who should receive it. 
A. 
B. 
C. 
D. 
Solve.A complex number z does not belong to the Mandelbrot set if any of the complex numbers in the sequence z, 
(z2 + z)2 + z, [(z2 + z)2 + z]2 + z, ... has modulus exceeding 2. Does 
belong to the Mandelbrot set?
A. Yes B. No