RStudio takes up a lot of screen real estate with its panes. I prefer to have two floating windows for script and console, plus help when needed. Unfortunately entering ?pch, for example, opens up a pane and squeezes everything out … Continue reading →

R programming language can read all sorts of data, and XML is no exception. There are many ways to read, parse, and manipulate these markup language files in R, and today we’ll explore two. By the end of the article, you’ll know how to use two R packages ...

A Forecasting API, with examples

The initiative presents a risk-free way to break into data science and an opportunity to upskill for free The online educational platform 365 Data Science launches its #21DaysFREE campaign, providing 100% free unlimited access to all its content for three weeks. From November 1 to 21, you can take courses from renowned instructors, complete ...

How do I count thee? Let me count the ways? by Jerry Tuttle    In Major League Baseball, a player who hits 50 home runs in a single season has hit a lot of home runs. Suppose I want to count the number of 50 homer seasons by team, and also the number ...

(Photo by Erik Cats) “If you graph the numbers of any system, patterns emerge” is one of my favorite movie quotes (from Darren Aronofsky’s cult movie about mathematics \(\pi\) (“pi”)). In this post we’ll graph the numbers from the Blood Bowl Fantasy...

A key challenge - maybe the key challenge - of a stepped wedge clinical trial design is the threat of confounding by time. This is a cross-over design where the unit of randomization is a group or cluster, where each cluster begins in the control st...

In the last article, we analyzed carbon emissions and the effects that created them. This time I want to look into another important environmental issue, animal biodiversity; by animals, I mean mammals, birds, fish, reptiles, and amphibians. The metric we are going to be interested in is the living planet ...

This blog post is taken from a chapter of my ebook on building reproducible analytical pipelines, which you can read here If you want to follow along, you can start by downloading the data I use here. This is a smaller dataset made from the one yo...

Abstract The mixture cure model in survival analysis has received large and growing attention in the last few decades. Here we present an overview drawing together early results and some recent new developments, and pointing out areas where further...

Between ages two and four, most children can count up to at least ten. If you ask your child, "What number comes next after 1, 2, 3, 4, 5?" they will probably say "6." But to math nerds, any number can be the next number in a finite sequence. I like -14. Given a sequence of ...