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user 16381
The study of the collection, organization, analysis, and interpretation of data. Questions may deal with descriptive statistics, probability distributions, random variables, sampling, regression, density estimation, filtering, inference, estimation theory, or computational statistics.
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Calculating unweighted performance of stocks within a period
The well known calculation of unweighted index of stocks is just calculating an arithmetic average.
And then, to calculate the performance of the index, I calculate the %change of the unweighted ind …
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