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Should you have any beliefs in the absence of data? And if you have some prior data but no additional data now why carve out past as separate thing and call it
by scotty79 3y ago
Should you have any beliefs in the absence of data? And if you have some prior data but no additional data now why carve out past as separate thing and call it prior? Why not just call everything you have - data?
- da39a3ee 3y agoThat's precisely how Bayesian inference works! But rather than having to repeat all analysis of prior data sets, we summarize that analysis in the form of a posterior, which becomes the prior for the next analysis.