# GMAT Statistics Practice Examples

Do you get stuck while solving GMAT Statistics practice examples? Are you sure approach is the right one? Do you know the common mistakes people make so that you can avoid them?

In GMAT, Statistics is one of the toughest topics to master. And while there are various guides providing theory, theory, theory – not a single guide explains the “Thought Process“. In the few examples below we take GMAT Statistics to the next level – “Understanding the Thought Process” – by solving many GMAT Statistics practice examples with the following in mind:

• Step by Step approach to solving GMAT Statistics Practice examples
• Wrong vs Right approach to solving the Statistics practice questions
• Understanding Common Mistakes people make while solving the Statistics questions.
• How to get unstuck when you are stuck and do not know how to proceed.

Step by Step, Wrong & Right approach, Understanding & avoiding common mistakes & knowing how to get unstuck

Thats how you master a topic.

## GMAT Statistics Examples #1 – What percentage of the sum is average?

#### Q. For a series S, what percentage of “the sum” is “the average”?

1) The sum of the elements of the series is 35

2) There are 5 elements in the series

Why do people get this question wrong? What is the possible impact on the GMAT Score?

GMAT Preparation Strategy

## GMAT Statistics Examples #2 – What is the largest number in a certain set

#### Q. What is the largest number in a certain set?

1) Minimum number in the set is 50

2) The average of the numbers in the set is 50

What if the question had asked “What is the total number of elements in the set?”. In GMAT, simple question can be converted into a 700+ question. You must know the right approach to solve these GMAT Statistics sample questions.

How to Solve GMAT Statistics Sample questions

## GMAT Statistics Examples #3 – What is math test score of 9th student?

#### Q. There are 9 students in a class. The Math test scores for 8 of them are: 45, 20, 33, 57, 47, 53, 49 and 38. What is the Math test score of the 9th student?

1) The median of all the scores is 45

2) The range of all the scores is 38

A? B? C? What is the right answer? What is the impact of getting this level of question incorrect in the actual exam?

GMAT By Example

## #4 – Is c > 10 ?

#### Q. A series S consists of following numbers: 1, 5, 10, 11, 20, 24 and c. Is c >10?

1) 10 is the median of S

2) c is the median of S

GMAT 700+ Level statistics question that most get wrong. Learn from their mistakes and avoid the wrong approach

GMAT By Example

## #5 – Mean y, what is Standard Deviation

#### Q. If S is a sequence of more than two observations with mean y, what is the SD of S

1) The range of the sequence is y

2) The smallest observation in the sequence is 0

Stuck? Let’s focus on how to get unstuck through a solution to GMAT Statistics sample problem.

GMAT By Example