How to Measure Anything: Finding the Value of Intangibles in Business
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not
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calcula...
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The fa...
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Such critics are working with a set of vague preconceptions about the difficulty of measurement.
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Let’s make some deliberate and productive assumptions instead of ill-considered presumptions.
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One way to underestimate the amount of available data is to assume that only direct answers to our questions are useful. Eratosthenes
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Enrico Fermi
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If
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Like many managers confronting a measurement that appears to be difficult, they would not have gotten past the perceived obstacle of having little or no data.
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Most scientific
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irrelevant. I could say that each project is unique, therefore data about previous projects tells me nothing
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This would be similar to your life insurance company
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The Uniqueness Fallacy.
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This fallacy
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Examining different situations may not be perfect, but it is an improvement.
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when you know almost nothing, almost anything will tell you something.
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When it comes to methods to gather new data, try working with the assumption that the first approach you think of is the “hard way” to measure.
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Assume
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that, with a little more ingenuity, you can identi...
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The Cleveland Or...
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for ex...
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Zhuode Liu
costly, first proposal, less smart
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It started counting the number of standing ovations.
Zhuode Liu
cheap, better proposal
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a lot less effort
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So, don’t assume that the only way
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to reduce your uncertainty is to use an impractically sophisticated method.
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Build on the “You need less data than you think” assumption
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The Great Schism
Zhuode Liu
This article seems to say that Bayesian believes probability is the uncertainty of the observer themselves, while frequentists define it as a type of idealized frequency limit—the proportion of times something would occur only in a strictly repeatable process in a purely random fashion and over an infinite number of trials.
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definition for probability.
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frequentists
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define it as a
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Bayesians would argue that none of these conditions apply in the real world.
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while we will treat uncertainty as the state of a person, not a state of a thing,
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uncertainty as an actual feature of the particle itself, not just a state of the observer.
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answer the following:
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What is the decision this measurement is supposed to support?
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does this thing matter
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“product quality,”
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Are you using the information to decide on whether to change an ongoing manufacturing process?
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how bad does quality have to be before you make changes to the process?
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When I asked bank managers what decisions these reports supported, they could identify only a few cases
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where the elective reports had, or ever could, change a decision.
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many reports simply had no bearing on decisions,
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those reports must, therefore, have no value.
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found quite a few that had no effect on any decision.
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the information value of those reports was zero.
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Sometimes the stated measurement implies a decision that is nonsensical.
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the value of IT
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the value of clean drink...
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The real question