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Set A={-8，-3，5，7，15}
Set B={-3，2，10，12，20]
Quantity A: The standard deviation of numbers in set A
Quantity B: The standard deviation of numbers in set B
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A.Quantity A is greater.
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B.Quantity B is greater.
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C.The two quantities are equal.
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D.The relationship cannot be determined from the information given.
C显示答案
