GRE Subject Test: Math : Range & IQR

Study concepts, example questions & explanations for GRE Subject Test: Math

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Example Questions

Example Question #41 : Probability & Statistics

If  and , find the IQR.

Possible Answers:

Correct answer:

Explanation:

The IQR (Inter-Quartile Range) is the distance from the third quartile and the first quartile. The IQR is always positive. Halfway between  and  is the Mean (or .

To find the IQR, just subtract  from .

Example Question #41 : Statistics

Find the range:

Possible Answers:

Correct answer:

Explanation:

The range is the difference between the largest and smallest number.

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