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Olli à/in/im Paris
Warning: Here is an old post from last October I can at last post since Olli just arXived the paper on which this talk was based (more to come, before or after Olli’s talk in Roma!). Oliver Ratman came...
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uniformly most powerful Bayesian tests???
“The difficulty in constructing a Bayesian hypothesis test arises from the requirement to specify an alternative hypothesis.” Vale Johnson published (and arXived) a paper in the Annals of Statistics...
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Shravan’s comments on “Valen in Le Monde” [guest post]
[Those are comments sent yesterday by Shravan Vasishth in connection with my post. Since they are rather lengthy, I made them into a post. Shravan is also the author of The foundations of Statistics...
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on alternative perspectives and solutions on Bayesian tests
Here are the slides of my tutorial at O’ Bayes 2013 today, a pot-pourri of various, recent and less recent, criticisms (with, albeit less than usual, a certain proportion of recycled slides): Filed...
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Revised evidence for statistical standards
We just submitted a letter to PNAS with Andrew Gelman last week, in reaction to Val Johnson’s recent paper “Revised standards for statistical evidence”, essentially summing up our earlier comments...
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Statistical evidence for revised standards
In yet another permutation of the original title (!), Andrew Gelman posted the answer Val Johnson sent him after our (submitted) letter to PNAS. As Val did not send me a copy (although Andrew did!), I...
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a refutation of Johnson’s PNAS paper
Jean-Christophe Mourrat recently arXived a paper “P-value tests and publication bias as causes for high rate of non-reproducible scientific results?”, intended as a rebuttal of Val Johnson’s PNAS...
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Cancun, ISBA 2014 [½ day #2]
Half-day #2 indeed at ISBA 2014, as the Wednesday afternoon kept to the Valencia tradition of free time, and potential cultural excursions, so there were only talks in the morning. And still the core...
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posterior predictive distributions of Bayes factors
Once a Bayes factor B(y) is computed, one needs to assess its strength. As repeated many times here, Jeffreys’ scale has no validation whatsoever, it is simply a division of the (1,∞) range into...
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ISBA 2016
I remember fondly the early Valencia meetings where we did not have to pick between sessions. Then one year there were two sessions and soon more. And we now have to pick among equally tantalising...
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