TECH-154
12 - MCQ Elimination & Competitive Strategy (12 Techniques)
Target: 5s
Guess-Penalty Neutralization Strategy
When 2 options are eliminated, expected value of guessing is positive: $E = \\frac{1}{2}(+4) - \\frac{1}{2}(-1) = +1.5$.
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Common Student Traps
- •Applying shortcut when boundary assumptions fail
- •Mental arithmetic carrying slip under time pressure
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Supporting free calculation training for competitive exam aspirants.