Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the standard deviation. Round your answer to one decimal place. 
A. 5.4
B. 5.7
C. 7.0
D. 5.2
Answer: A
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Find the absolute extreme values of the function on the interval.f(x) = x4/3, -1 ? x ? 8
A. absolute maximum is 16 at x = 8; absolute minimum is 1 at x = -1 B. absolute maximum is 16 at x = 8; absolute minimum does not exist C. absolute maximum is 16 at x = 8; absolute minimum is 0 at x = 01 D. absolute maximum is 64 at x = 8; absolute minimum is 0 at x = 01
Express the number in scientific notation.870,000
A. 8.7 × 105 B. 8.7 × 104 C. 8.7 × 10-4 D. 8.7 × 10-5
Graph each system of inequalities and shade the portion of the graph represented by the solution set..
A. 
B. 
C. 
D. 
Find the value of the polynomial for the given replacement value.An object is dropped from a height of 1,743 feet. The height of the object after t seconds is given by the polynomial 1,743 - 16t2. Use this polynomial to determine how far above the ground an object is that has been falling for 7 seconds?
A. 959 ft B. 1,631 ft C. 1,519 ft D. 1,694 ft