Solve the problem.Which of the following [A), B), C), or D)] can never be a negative number?
A. the median of a data set
B. the mean of a data set
C. the maximum value of a data set
D. the standard deviation of a data set
E. all of these can be negative numbers.
Answer: D
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Solve the problem.The table shows the cost of shipping a package based on its weight.
Write the data as ordered pairs in the form (weight, cost).
A. (1, 4), (4, 8), (8, 16) B. (4, 11), (8, 4), (16, 8) C. (1, 4), (4, 8), (8, 0) D. (1, 4), (4, 16), (8, 8)
Use l'Hopital's Rule to evaluate the limit.f(x) = 
;
f(x)
A. -5 B. 1 C. 5 D. 0
Solve.Find the sale price when the original price is $80.00 at a discount of 41%.
A. $76.72 B. $32.80 C. $47.20 D. $3.28
Solve the problem.The polynomial 
gives the approximate total earnings of a company, in millions of dollars, where 
corresponds to 1996, 
corresponds to 1997, and so on. This model is valid for the years from 1996 to 2000. Determine the earnings for 1999.
A. $1.66 million B. $2.14 million C. $1.49 million D. $1.76 million