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This final lesson in the Decision Making course focuses on how to structure your practice, identify and fix recurring errors, and develop a systematic approach that maximises your DM score on test day. Effective preparation is not about doing more questions — it is about doing questions more effectively.
In this phase, focus on understanding each question type without time pressure:
| Question Type | Key Technique to Master |
|---|---|
| Logical puzzles | Grid/table setup, constraint elimination |
| Syllogisms | Venn diagram method, quantifier recognition |
| Data interpretation | Accurate reading, trend identification |
| Probabilistic reasoning | Converting to concrete numbers, 2×2 tables |
| Venn diagrams | Start from centre, verify totals |
| Assumptions | The negative test |
| Arguments | Evidence vs emotion, logical flaw recognition |
| Yes/No items | Independent evaluation, partial credit strategy |
Target: Be able to solve each question type accurately (not necessarily quickly).
In this phase, add time pressure gradually:
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