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# Data Interpretation for SBI PO Exam

Data interpretation for SBI PO/IBPS SO Bank and government exam preparation.

The data can be represented in the following ways :

1. Numerical data tables
2. Bar diagrams
3. Line graphs
4. Pie diagrams

• Numerical data tables
• Simple tables  A simple table gives information about only one single characteristic of the data

Example : Let us consider the following tables

Annual production of wheat by a country

 Years Quantity 2001 450 2002 530 2003 720 2004 340 2005 460 2006 520 2007 670
1. Manifold tables A manifold table gives the information about two or more characteristics of the data

## Data Interpretation for SBI PO Exam

Number of marks of a student in various subjects  and in various years

 Years 2006 2007 2008 2009 Subjects Science 54 70 84 63 Maths 56 62 45 45 English 20 35 40 68
1. Frequency distribution table : In this type of data all observations are divided into groups. These groups are called class intervals .

Following Question are Prepared by Best Bank Coaching in Noida

The number of times each value occurs is called frequency.

Consider the following tables

 Marks No. of students 50 –  60 7 61 – 70 5 71 – 80 6 81 – 90 5 91 – 100 2 Total 25

Pie charts First of all you have to learn about percentage, ratio ,sector angle in circle and graph of 10th class level . Because most questions in data interpretation are about percentage , ratio and sector angle and they can be given in the form of line graph or bar graph

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Some tips for preparing data interpretation section

• Read the question carefully before start away with the pen.
• Solve the easier question first and after that move on difficult one.
• DI questions needs a lot of concentration because there is given a lot of data and lot of calculations  and do not mix up the data from one question to another
• DI questions may include simple interest and compound interest, percentage , partnership, average , ratio,etc. So if you want to solve DI questions you have to learn all topics, which come in IBPS PO Exam i.e. your basics should be clear.

Some tricks to solve DI questions

• Always remember that in circular graph or in pie chart the value of the all angles =  360 degree
• If something is given in percentage, then the complete value of graph = 100%
• If something is given in fraction, then the value of all the factors = 1