Five user-test quotes feel like proof but carry a margin of error near ±40 points.

Five user-test quotes feel like proof but carry a margin of error near ±40 points.
The mistake: treating moderated session feedback as quantitative evidence and shipping on vibes. n=5 estimates a rate within roughly ±0.4 at best.
— Useful for finding hypotheses, useless for sizing them.
— Fix: use qualitative to generate the test, A/B to decide it. Never let a strong quote override a non-significant number.
Read the number, not the story. [n=5 · MoE ≈ ±40pp]