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http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2008/reduced-data/index.html.
http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2008/reduced-data/index.html.
1. The AstroStat Slog Blog Archive chi-square distribution [Eqn]
... Archives . ... Reduced and Processed Data . ... 2 distribution plays an incredibly important role in astronomical data analysis, but it is pretty much a black box to most astronomers. ... Comment ( RSS ) | ... I guess in the typical analysis we call chi2 a ?random variable? that follows the chi2 distribution: . ... where D(i) is the observed data, M(i) is the model predicted data and we ?silently? assume that D(i) is normally distributed and each i measurement is independent. ... Chandra Blog . ...
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Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2008/eotw-chisq-distribution/index.html -- 23.3 Кб -- 01.03.2014
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