GRE Math : Data Analysis

Study concepts, example questions & explanations for GRE Math

varsity tutors app store varsity tutors android store varsity tutors amazon store varsity tutors ibooks store

Example Questions

1 2 7 8 9 10 11 12 13 15 Next →

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.

Explanation:

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:

Odd:

Even:

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

The two quantities are equal.

 

1 2 7 8 9 10 11 12 13 15 Next →

Tired of practice problems?

Try live online GRE prep today.

1-on-1 Tutoring
Live Online Class
1-on-1 + Class
Learning Tools by Varsity Tutors