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.
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.
An easy riddle, riding the birthday paradox. Namely how many people on average have to sequentially enter a room for a double birthday to occur? The answer is straightforward, as...continue reading.
I have a new hobby: camera traps, also known as trail cameras. Strapped to trees in my local bushland they sit in wait, firing automatically when triggered by a passing...continue reading.
This post will focus on common statistical tests in R to understand and validate the relationship between two variables. There must be tons of similar tutorials around, you may be...continue reading.
I have recently updated my extensive analysis of the popularity of data science software. This update covers perhaps the most important section, the one that measures popularity based on the...continue reading.
This article is originally published at https://xianblog.wordpress.com Thanks for visiting r-craft.org This article is originally published at https://xianblog.wordpress.com Please visit source website for post related comments.continue reading.
The latest update of the DHARMa R package (0.4.6) includes an option to perform simulated likelihood ratio tests (LRTs) for GLMMs based on a parametric bootstrap. I wanted to shortly...continue reading.
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.
The Kelly criterion is a way to optimise an unlimited sequence of bets under the following circumstances: a probability p of winning each bet, a loss of a fraction a...continue reading.
From previous blogpost(s): Deleting Power BI datasets using Powershell Daily monitoring and using statistics and activity logs for your Power BI tenant is always a great way to track the...continue reading.
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.
This tutorial will show you how to use the geom_smooth function in R. It explains what geom_smooth does, explains the syntax, and shows step-by-step examples of how to use this...continue reading.
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! 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.
I have just updated my detailed reviews of Graphical User Interfaces (GUIs) for R, so let’s compare them again. It’s not too difficult to rank them based on the number of...continue reading.
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.
This article is originally published at https://xianblog.wordpress.com Thanks for visiting r-craft.org This article is originally published at https://xianblog.wordpress.com Please visit source website for post related comments.continue reading.
Following a question on Stack Overflow trying to replicate a figure from the paper written by Alan Gelfand and Adrian Smith (1990) for The American Statistician, Bayesian sampling without tears,...continue reading.
A question from X validated had enough appeal for me to procrastinate about it for ½ an hour: what difference does it make [for simulation purposes] that a target density...continue reading.
A quick-and-dirty R resolution of a riddle from The Riddler, namely to find a Carmichael number of the form abcabc: library(numbers) for(i in 1:9) for(j in 0:9) for(k in 0:9){...continue reading.