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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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.y = 4
, y = 4
A. 
?
B. 
?
C. 
?
D. 
?
Convert the units using two or three unit fractions.1
tons = 
oz
A. 3500 B. 35,000 C. 56,000 D. 28
Perform the indicated operation.7 c 6 fl oz + 4 c 4 fl oz
A. 12 c 3 fl oz B. 11 c 2 fl oz C. 12 c 2 fl oz D. 13 c 2 fl oz
x? = x ? 0.4xy , y? = ?0.8y + 0.1xy
Let x and y represent the populations (in thousands) of two species that share a habitat. For each system of equations, find and assess the stability of the equilibrium points. Remember that, for real populations, both x0 and y0 must be nonnegative for ( x0, y0) to be an equilibrium point.