TGAT2-CRITICAL-LOGIC · 2021
TGAT2 - Critical & Logical Thinking
Official TCAS Thailand examination materials and examiner commentary for TGAT2 - Critical & Logical Thinking (2021). Refer to the board portal for the latest published reports.
Source: TCAS Thailand
Cohort performance
Session statistics from official examination reports
No data available in official reports
Key examiner messages
Top priorities from the principal examiner before you revise
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Question difficulty map
How candidates performed on each question in this series
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Assessment objectives
Skill and AO weighting from official examiner commentary
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Method marks watchlist
Where working, steps, or method marks were commonly lost
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Recurring mistakes across years
Themes examiners flag in multiple recent sessions for this subject
Conditional logic: Affirming the consequent: if A then B, B therefore A. — Test only valid forms: modus ponens and modus tollens.
Numerical reasoning: Confusing percentage change with percentage-point change. — Write original value, new value, and denominator before …
Spatial reasoning: Treating a mirror image as a rotation. — Track one asymmetric corner through the transformation.
Verbal reasoning: Choosing a conclusion that is reasonable in real life but not supported by the stimulus. — Ask whether the answer must …
Pacing: Completing hard puzzle sets before easy direct items. — Do two passes: quick wins first, time-heavy arrangements second.
Question choice intelligence
Mean scores and popularity for optional questions (HKDSE electives)
No data available in official reports
Level exemplars
What candidate scripts at each grade level looked like
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Grade & admission context
How marks relate to grade thresholds and entry standards
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Deep insights
What top candidates did
Techniques and approaches examiners rewarded in this series
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Command word playbook
How to match each command word to the expected response style
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Time traps
Sections where candidates spent disproportionate time relative to marks
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Syllabus traceability
Topics linked to questions and mark weighting in this session
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MCQ trap analytics
Commonly chosen wrong options from examiner commentary
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Topic heatmap across years
Mark concentration by topic and exam year for this subject
Mark intensity
Verbal reasoning
Numerical reasoning
Spatial reasoning
Logical reasoning
Difficulty trend
How session difficulty has shifted across recent years
Paper comparison
Marks and duration breakdown across papers in this session
No data available in official reports
Marks you can still earn
Where valid approaches outside the mark scheme may still gain credit
No data available in official reports
Practise what examiners flagged
Target weak topics from this report inside the Revui app
No data available in official reports
Self-diagnostic checklist
Key actions before you sit this paper — copy and tick off as you revise
- 1Pitfall
Conditional logic: Affirming the consequent: if A then B, B therefore A. — Test only valid forms: modus ponens and modus tollens.
- 2Pitfall
Numerical reasoning: Confusing percentage change with percentage-point change. — Write original value, new value, and denominator before …
- 3Pitfall
Spatial reasoning: Treating a mirror image as a rotation. — Track one asymmetric corner through the transformation.
- 4Pitfall
Verbal reasoning: Choosing a conclusion that is reasonable in real life but not supported by the stimulus. — Ask whether the answer must …
- 5Pitfall
Pacing: Completing hard puzzle sets before easy direct items. — Do two passes: quick wins first, time-heavy arrangements second.
Teacher briefing pack
One-page session summary for tutors and classroom review
2021 2021
TGAT2 - Critical & Logical Thinking
Official TCAS Thailand examination materials and examiner commentary for TGAT2 - Critical & Logical Thinking (2021). Refer to the board portal for the latest published reports.
Conditional logic: Affirming the consequent: if A then B, B therefore A. — Test only valid forms: modus ponens and modus tollens.
Numerical reasoning: Confusing percentage change with percentage-point change. — Write original value, new value, and denominator before …
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