Don’t lose your progress!

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

Up to 90+ points GMAT score improvement guarantee

The best guarantee you’ll find

Our Premium and Ultimate plans guarantee up to 90+ points score increase or your money back.

Master each section of the test

Comprehensive GMAT prep

We cover every section of the GMAT with in-depth lessons, 5000+ practice questions and realistic practice tests.

Schedule-free studying

Learn on the go

Study whenever and wherever you want with our iOS and Android mobile apps.

The most effective way to study

Personalized GMAT prep, just for you!

Adaptive learning technology focuses on your academic weaknesses.

Statistics: Mode

In the following set of ages, what is the mode? $$\{17, \ 63, \ 13, \ 41, \ 37, \ 63, \ 21, \ 34, \ 7, \ 17, \ 14, \ 63, \ 75, \ 13, \ 13, \ 41, \ 63, \ 75\}$$
Correct. [[snippet]] The number 63 appears four times in the set. It is the age that appears the most, so it is the mode.
Incorrect. [[snippet]] The number 41 occurs twice, but another number occurs more often.
Incorrect. [[snippet]] The number 17 occurs twice, but another number occurs more often.
Incorrect. [[snippet]] The number 13 occurs three times, but another number occurs more often.
Incorrect. [[snippet]] The number 75 occurs twice, but another number occurs more often.
13
17
41
63
75