Observed Info vs. Estimated Expected Info

June 23, 2016
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(This article was originally published at No Hesitations, and syndicated at StatsBlogs.)

All told, after decades of research, it seems that Efron-Hinkley holds up -- observed information dominates estimated expected information for finite-sample MLE inference. It's both easier to calculate and more accurate. Let me know if you disagree.

[Efron, B. and Hinkley, D.V. (1978), "Assessing the Accuracy of the Maximum Likelihood Estimator: Observed Versus Expected Fisher Information", Biometrika, 65, 457–487.]




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