Mcnamara Fallacy
nounid
4966·updated May 18, 2026verified
presum[ing] that (A) quantitative models of reality are always more accurate than other models; (B) the quantitative measurements that can be made most easily must be the most relevant; and (C) factors other than those currently being used in quantitative metrics must either not exist or not have a significant influence on success. Also known as the quantitative fallacy.
MWE
Classifications
Entity Type
Requirement72%llm-generatedllm:claude-haiku-4-5
Sensitivity
—95%llm-generatedllm:claude-haiku-4-5
Information Class
—95%llm-generatedllm:claude-haiku-4-5
Variants
- synonym
- quantitative fallacy
- plural
- Mcnamara Fallacies
- possessive
- Mcnamara Fallacy's
- pluralpossessive
- Mcnamara Fallacies'
Framework definitions
- §1
- presum[ing] that (A) quantitative models of reality are always more accurate than other models; (B) the quantitative measurements that can be made most easily must be the most relevant; and (C) factors other than those currently being used in quantitative metrics must either not exist or not have a significant influence on success. Also known as the quantitative fallacy.
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Incoming relationships
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