# Method of Data Interpretation for Paper 1 Unit VII (Data Interpretation) as Per New 2020 Syllabus

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## Data Interpretation

In data interpretation, we are given data in the form of visuals, like table, graph, chart, etc. and a set of questions that follow. Mainly, they use percentage, ratio or proportion.

Data interpretation is a major part of quantitative aptitude for any banking exam.

Interpretation is the process of making sense of numerical data that has been collected, analyzed, & presented. Interpreting data is an important critical thinking skill that helps uh comprehend, textbooks, graphs, & tables.

Data interpretation section are based on following topics of the arithmetic section:

Ratios

Averages

Percentages

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If basics of this are clear, attempting DI in the exams comparatively becomes easy.

Now let’s go through the types of data interpretation graphs/charts that you may encounter in the exams-

Pie charts

Line charts

Bar graphs

Tabular charts

Mixed graphs

Consider the following data presented in the bar graphs-

Percentage of students who like different sports in two different years is provided in this graph. Total number of students is 1000 for both the years.

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Now following types of questions may be asked from this data:

Sum of difference based

These are the most of the basic question, first find the number of students who like the two sports in the two years-

2015 – Badminton

Cricket

Total

2012 – Badminton

Cricket

Total

Sum

Average based question

Average based question are very commonly asked in data interpretation sets. For instance, what is the average number of students who like badminton, cricket & football in 2011

Ratio based question

Another arithmetic operation based question that may be asked in ratio based

What is the ratio of the students who like football & tennis in 2011 & those who like volleyball & squash in 2012?

Students who like football & tennis in 2011

Students who like volleyball & squash in 2012

Required ratio

Percentage based question

The students who like badminton & squash in 2011 is what per cent of the students who like football & swimming in 2011?

Students who like badminton & squash in 2011

Students who like football & swimming in 2011

Required percentage

Line graph:

Tabular chart:

Sports | Year 2011 | Year 2012 |

Badminton | 12 | 20 |

Cricket | 45 | 37 |

Football | 22 | 20 |

Volleyball | 8 | 10 |

Squash | 2 | 5 |

Tennis | 4 | 5 |

swimming | 7 | 3 |

Pie chart:

**Year 2011-**

**Year 2012-**

One more variety of question that may be asked in pie chart in the angle based. For instance, what is the central angle correspondence to football & volleyball together for 2012?

Angle