Give an appropriate answer.Why is the method of sampling important?
What will be an ideal response?
We want to have a sample that is representative of the entire population. Poor sampling will lead to poor predictions about the population.
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Find 
.y = 3x ln(x6 + 8)
A. 3x 
B. 3x 
C. 3x 
D. 3x 
Find the volume.Find the volume of the given sphere. Use 3.14 for ?. Round your answer to the nearest thousandth.
diameter = 2.2 cm
A. 44.58 cm3 B. 60.79 cm3 C. 15.198 cm3 D. 5.572 cm3
Evaluate the expression x - y for the given values of the variables.x = -4, y = 5
A. -9 B. 9 C. -1 D. 1
Solve the problem.The manufacturer of a CD player has found that the revenue R (in dollars) is
when the unit price is p dollars. If the manufacturer sets the price p to maximize revenue, what is the maximum revenue to the nearest whole dollar?
A. $113,906 B. $911,250 C. $227,813 D. $455,625