Data Interpretation

Overview

CSAT data interpretation asks for percentages, ratios, averages and comparisons from tables and charts.

Key points

• Check units (thousands, %, ₹ crore) first.
• Percentage change uses the earlier value as base.
• Share in a pie chart = angle ÷ 360 × 100%.
• Average across years = total ÷ number of years.
• Ratio questions: simplify both values.
• Approximation is often enough.

Practice MCQs

1. From the perspective of definition and scope, which one of the following statements about Data Interpretation is correct?

   1. A chart’s visual bar length is sufficient even if the axis does not start at zero.
   2. Data Interpretation is unrelated to institutions, processes or real-world applications.
   3. Data Interpretation has no exceptions or limitations in exam analysis.
   4. Read units, scale and base year before calculating.

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   Answer: (d) Read units, scale and base year before calculating.. Read units, scale and base year before calculating.

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2. Consider the following statements on Data Interpretation, focusing on definition and scope: 1. Read units, scale and base year before calculating. 2. Approximation can save time when options are well separated. Which of the statements given above is/are correct?

   1. 1 only
   2. 2 only
   3. Both 1 and 2
   4. Neither 1 nor 2

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   Answer: (c) Both 1 and 2. Both statements are correct.

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More topics in this chapter

• Decision Making