Net Accuracy Change
+57.2%
ZS 18.3% → CoT 75.4%
Correct Answers Flipped
9.5%
23 of 241 ZS-correct → wrong under CoT
Zero-Shot18.3%
ZS
Chain-of-Thought75.4%
CoT
SC@5 (majority vote)77.6%
SC@5
Prompt Strategy Comparison