OML Search

GMAT Questions: Statistics




 

Related Topics:
More Lessons for GMAT Math

Math Worksheets

Videos, examples and solutions that will help GMAT students review questions on statistics.

GMAT Math - Statistics
This video covers the statistics problems in the GMAT Math section.
Example: A class of 31 students has recently taken an exam and the average mark was 81. 10 students received a mark of 75, while 8 received a mark of 76. If the remaining students received marks of either 85 or 91, how many students received a score of 85?
Arithmetic Mean / Averages Heavy Truck Question
The arithmetic mean of the mass of 10 vehicles is 12 tons. The mean weight of the group of vehicles increased by 2.4 tons after a new heavy-duty truck was added to the group.
Approximatelywhat was the mass of the heavy-duty truck?



Data Sufficiency - Median of a b and c
Is c the median of a, b and c?
(1) b - c = a
(2) c = a
Standard Deviation Example - GMAT Statistics


 

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway widget below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


OML Search


We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.


[?] Subscribe To This Site

XML RSS
follow us in feedly
Add to My Yahoo!
Add to My MSN
Subscribe with Bloglines