Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.The test scores of 40 students are summarized in the frequency distribution below. Find the standard deviation. 
A. 15.8
B. 13.5
C. 14.3
D. 15
Answer: D
Mathematics
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A. DH B. None C. CF and DG D. CD
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A. Prime B. Composite
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Solve the inequality. Graph the solution set and write the solution set in set-builder notation.-3x2 + 8x ? 0
A. 
B. 
C. 
D. 
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Decide whether the integral converges. If the integral converges, compute its value.
?
?
A. 
B. 
C. 
D. 
E. diverges
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