A few questions about ratings curves and possible adjustments

I am wondering what the deviation curve looks like regarding chess ratings, both at this site and at official (offline) chess federations. At this site I am wondering about both online (correspondence) and live chess. Also, has anyone run enough (a representative sample) of games through a top computer

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Solved The following image is a rating curve or

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Solved 12.12 Visualizing the ANOVA model. For each of the

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