Data Interpretation (DI): Comprehensive Notes, Concepts, and 100 Practice Questions with Answers
Data Interpretation (DI): Comprehensive Notes, Concepts, and 100 Practice Questions with Answers 1. What is Data Interpretation (DI)? Data Interpretation is a quantitative aptitude topic that tests your ability to analyze and interpret data presented in various formats—tables, bar graphs, pie charts, line graphs, and caselets. You must extract relevant information, perform calculations, and answer questions accurately and quickly, a skill crucial for exams like IBPS, SBI, CAT, and other competitive tests 1 7 8 . 2. Types of DI Questions A. Tables Description: Data is organized in rows and columns. Approach: Read headings carefully, note units, and use row/column totals if needed. Example: Year Sales (₹ lakh) Expenses (₹ lakh) 2022 50 30 2023 60 35 B. Bar Graphs Description: Data shown as rectangular bars, height/length represents value. Approach: Compare bar heights, note scale and units. Example: Students in Classes: A (30), B (40), C (35), D (25), E (20). C. Pi...