# Method of Data Interpretation for Paper 1 Unit VII (Data Interpretation) as Per New 2021 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 letี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 โ Badminton
• Cricket
• Total
• 2012 โ 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

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