GRE Math : Data Analysis

Study concepts, example questions & explanations for GRE Math

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Example Questions

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Example Question #4 : How To Find Range

Quantity A: The range of Set Q.

Quantity B: The median of Set Q.

Possible Answers:

Quantity A is greater.

Quantity B is greater.

The two quantities are equal.

The relationship cannot be determined.

Correct answer:

The two quantities are equal.


The first step of this problem should be to reorder Set Q into numerical order:

The range of a set is the largest value minus the lowest value, so for this set, the range is 

The median of a set depends on whether or not there is an even or odd amount of numbers in the set. For a set  with  values:



Since there is an even number of numbers in this set, the median is

The two quantities are equal.


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