vault backup: 2026-04-21 12:30:40
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@@ -15,8 +15,13 @@ or totally misleading, depending on the context.
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[^1]: [Wikipedia](https://en.wikipedia.org/wiki/Earned_value_management) (emphasis added)
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[^1]: [Wikipedia](https://en.wikipedia.org/wiki/Earned_value_management) (emphasis added)
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EVM can be an objective measure of _progress_,
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EVM can be argued to be an objective measure of _progress_,
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but measuring _performance_,
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but measuring _performance_,
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variance of actual cost/hours versus estimated,
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variance of actual cost/hours versus estimated,
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(obviously) requires an estimate,
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(obviously) requires estimates,
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which is subject to bias and error.
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which are subject to bias and error.
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If you argue that subject matter expert estimates _are_ objective
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under the Bayesian interpretation,
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then sure, but then EVM is not unique.
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