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GRE Question of the Day (November 11th) |
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GRE Question of the Day (November 11th)
Math
Set A consists of four distinct numbers; set B consists of five distinct numbers, including all four numbers that are in set A. The average (arithmetic mean) of set A is equal to the average (arithmetic mean) of set B.
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Quantity A
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Quantity B
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The standard deviation of set A
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The standard deviation of set B
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A) Quantity A is greater.
B) Quantity B is greater.
C) The two quantities are equal.
D) The relationship cannot be determined from the information given.
Correct Answer - A - (click and drag your mouse to see the answer)
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