Parameter | Data Interpretation (DI) | Logical Reasoning (LR) |
|---|---|---|
Core Skill Tested | Ability to read, analyse, and calculate from numerical data | Ability to identify patterns, apply constraints, and deduce conclusions |
Primary Question Formats | Tables, bar graphs, line charts, pie charts, scatter plots, caselets, mixed graphs | Seating arrangements, puzzles, blood relations, Venn diagrams, input-output, syllogisms |
Mathematical Requirement | High — percentages, ratios, averages, approximations | Low to moderate — arithmetic used only for counting or elimination |
Key Preparation Resource | Arun Sharma's DI book; Cracku DI sectional tests; Mint data pages | Elites Grid (Shahzar Sir); 2IIM (Raghu Sir); previous CAT LR sets |
Time Per Set (Approx.) | 8–12 minutes depending on calculation load | 8–12 minutes depending on constraint complexity |
Best Strategy | Scan data format first; use approximation; avoid precise calculations where estimation suffices | Set up a grid or table before solving; identify the binding constraint first |
TITA Questions | Present in most DI sets — always attempt | Present in most LR sets — always attempt |
Common Mistake | Getting stuck on a calculation-heavy set instead of moving on | Misreading a constraint early and building the entire solution on a wrong assumption |
CAT 2025 Examples | Scatter plot (Slot 2), Currency exchange table (Slot 3), Weighted average caselet (Slot 2) | Performance rating of employees (Slot 1), Four friends solving puzzles (Slot 3) |
Overlap Zone | Logical DI sets — require both data analysis and constraint-based deduction | Data-heavy LR sets — require interpreting numerical information to apply logic |
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CAT Data Interpretation Vs Logical Reasoning: Key Differences