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Set A={3，5，7，8，8，9，10，11，12}
Set B={3，5，7，9，10，11，12}
Quantity A: The standard deviation of all the numbers in Set A
Quantity B: The standard deviation of all the 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.
B显示答案
