Category: Statistics

another drawer of socks

A socks riddle from the Riddler but with no clear ABC connection! Twenty-eight socks from fourteen pairs of socks are taken from a drawer, one by one, and laid on...continue reading.

bayess’ back! [on CRAN]

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optimal Gaussian zorbing

A zorbing puzzle from the Riddler: cover the plane with four non-intersecting disks of radius one towards getting the highest probability (under the standard bivariate Normal distribution). As I could...continue reading.

shelled and riddled

Consider a shell game with three shells and a ball where only the location of the shell with the ball is exchanged with the location of an empty shell, randomly...continue reading.

Goats do room

The riddle of the week is about 10 goats sequentially moving to their room, which they have chosen at random and independently (among ten rooms), unless another goat already occupies...continue reading.

Bayes Rules! [book review]

Bayes Rules! is a new introductory textbook on Applied Bayesian Model(l)ing, written by Alicia Johnson (Macalester College), Miles Ott (Johnson & Johnson), and Mine Dogucu (University of California Irvine). Textbook...continue reading.

Bayes in Riddler mode

A very classical (textbook) question on the Riddler on inferring the contents of an urn from an Hypergeometric experiment: You have an urn with N  red and white balls, but...continue reading.

useR! 2022 [all virtual]

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