Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Biologists banded seven out of every twenty wild ducks. What percent were not banded?
A. 13% B. 65% C. 7% D. 35%
Mathematics
Determine the correct exponential function of the form f(x) = bx whose graph is given.
A. f(x) = -10x
B. f(x) = 
x
C. f(x) = 
x
D. f(x) = -2x
Mathematics
Perform the indicated operation.
A. 
B. 
C. - 
D. - 
Mathematics