Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
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Solve the problem.In a certain town the annual consumption, b, of beef (in pounds per person) can be estimated by 
where t is the number of years since 2010. Find and interpret the b-intercept of the graph of this function.
A. 72; The annual consumption of beef in this town was 72 pounds per person in 2010. B. 72; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2082. C. 36; The annual consumption of beef in this town was 36 pounds per person in 2010. D. 36; If this trend continues, the annual consumption of beef in this town will be zero pounds per person in the year 2046.
Solve the problem.A woman made a deposit of $203. If her deposit consisted of 59 bills, some of them one-dollar bills and the rest being five-dollar bills, how many one-dollar bills did she deposit?
A. 23 one-dollars B. 18 one-dollars C. 36 one-dollars D. 13 one-dollars
Solve the inequality. Express your answer using interval notation. Graph the solution set.|x| > -4
A. (-?, -4) ? (4, ?)
B. (-4, 4)
C. [-4, ?)
D. (-?, ?)
Write the quotient in standard form.
A. 
+ 
i
B. 
- 
i
C. 
+ 
i
D. 
- 
i