Unverified70% confidenceFactTime unknown
IBM和NASA的研究数据显示，在需求阶段发现的错误与在编码或测试阶段修复同一错误的成本差距可达10到100倍
1
Sources
70%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedAccording to McKinsey research, the cost of fixing errors in the requirements phase is 5–10 times that of the coding phase.76% similarUnverified修复需求阶段的错误比修复编码阶段的错误成本低10倍以上73% similarUnverifiedIBM研究估算表明，在问题出生地修复的成本比上线后修复低约100倍72% similarVerifiedResearch data from IBM's Systems Science Institute indicates that the cost of fixing a defect discovered during the requirements phase is only 1/100 of the cost in a production environment.69% similarVerifiedResearch shows that the cost of fixing errors discovered in the requirements and design phases is only 1/10 to 1/100 of the cost at the coding phase.68% similar
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