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X distribution: mean is 56, measurement T is between 65th and 70th percentile;
Y distribution mean is 56, measurement Z is between 75th and 80th percentile;
Quantity A: T
Quantity B: Z
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AQuantity A is greater.
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BQuantity B is greater.
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CThe two quantities are equal.
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DThe relationship cannot be determined from the information given.
D显示答案