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Scales used to express measurements. Usually ratio, interval, ordinal or nominal types of scales are recognized. Dichotomous and count types are sometimes seen as their own. Other classifications exist. [For "scale" as a sum of individual items in psychometry - see also tag 'psychometrics'.]

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Guess level of measurement of unknown data

i'm writing a few convenience functions for exploring datasets. For that, I have to guess the type of data from the values. What I'm looking for are some good rules of thumb. Some easy cases: ['spa …
Manuel Ebert's user avatar