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Measures of variability solutions

User Vlad Vidac
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Answer:

The variability of a data set as measured by the number R=xmax−xmin. The variability of sample data as measured by the number √Σ(x−ˉx)2n−1. The variability of population data as measured by the number σ2=Σ(x−μ)2N.

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User SturmUndDrang
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