Unverified50% confidenceFactExact time
根据尼尔森诺曼集团的经典研究，仅需5名具有代表性的用户即可发现约85%的可用性问题
1
Sources
50%
Confidence
Long-term
Relevance
7/14/2026
First Seen
Sources
硕士毕业设计招募测试者：学术研究如何借力社区用户验证
Related Claims
UnverifiedAccording to the properties of the binomial distribution, detecting a 5% failure rate with 95% confidence requires at least approximately 60 independent runs.61% similarUnverifiedThe five high-frequency errors listed in the article account for nearly 60% of beginner questions on WeChat Mini Program developer forums.58% similarUnverifiedClaude Design's usage quota is limited; in the case study, the design phase alone consumed 81% of the quota.58% similarUnverifiedIn an audit of nearly 4,000 skills on Claude Hub, more than one in eight had critical-level issues, and 76 malicious payloads were discovered.58% similarUnverifiedA developer cited in the article found that more than 95% of the code provided by AI was accepted directly, with only 5% actually requiring manual modification.56% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/507930API
curl https://kongchang.com/api/v1/knowledge/claims/507930MCP
get_claim(id=507930)