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by pks016
906 days ago
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> The distribution of your point estimate (frequentist) vs. the estimated distribution (bayesian) Ideally one should use the whole posterior distribution of your model parameters which is not the case for point estimates. >So far I've never seen Because people are lazy. Bayesian works great if you have great knowledge in your field and you can fine tune everything. Frequentist stats just works and easily interpretable but easy to make mistakes esp. when starting out. |
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This is a historical issue because of some hard-headed frequentist founders, but in modern days the frequentist concept of confidence distribution is gaining acceptance, which is the proper frequentist equivalent of the posterior, so this distinction between Bayesian and Frequentist is disappearing.
Rather than giving specific point estimates or interval estimates, calculating a frequentist confidence distribution allows you to compute confidence intervals for all possible confidence levels, just like the posterior does. See this excellent review paper for more info on this: https://statweb.rutgers.edu/mxie/RCPapers/insr.12000.pdf
The key insights is that a confidence distribution is an estimator for the parameter of interest, instead of an inherent distribution of the parameter.