# R bloggers

### Gather on the rOpenSci Forum

January 10, 2022 |

Do you have an account on the rOpenSci forum? As underlined in our contributing guide, our forum is where we encourage Q&A and exploration of ideas on a various range of topics. Compared to our Slack semi-open workspace, the forum is entirely open... [Read more...]

### Rating Each Drivers 2021 Season – 20 – 11

January 10, 2022 |

Hello and happy new year. Hope you have a nice cup of Yorkshire tea ready to read this we are going to review each driver’s performance in the 2021 season. I’m going to do this using my expected position metric detailed here theparttimeanalyst.com/2021/05/11/f1-drivers-rated-version-2/ The drivers are ...

### blind monty hall

January 9, 2022 |

As I was waiting for my boat on a French Guiana beach last week, I thought back about a recent riddle from The Riddler where an item does a random walk over a sequence of N integers. Behind doors. The player opens a door at the same rate as the ...

### RObservations #22: Creating a Simple Blockchain with R6 Objects

January 9, 2022 |

Introduction With my recent breakthrough in figuring out how OOP works in R by using R6 classes, a whole new world of possibilities is open to explore with it. While R is defined by Wikipedia) as “[…] a programming language for statistical computing and graphics” R6 classes allow for applications of ...

### A new way to discover R Programming books!

January 9, 2022 |

With over 250 books (and counting) in the Big Book of R collection, you could easily overlook a lot of useful ones. Sometimes you see a book and think “Hey that’ll be pretty useful if I ever work on [subject]” but when that time comes you’ve completely forgotten about ... [Read more...]

### Finally understanding what “statistical significance” and p-values mean: A simple example (with R code)

January 9, 2022 |

One day I realized that I finally really understood what “statistical significance” means (p __ .01). I had probably heard the term hundreds of times by then. If you are still struggling with the concept, I hope it doesn’t take you this long and perhaps this post can be of help. ...

### Wordle Words and Expected Value

January 8, 2022 |

Like many people, I’ve gotten sucked into wordle. For those unfamiliar with the game, you are tasked with identifying a five-letter word. You input a guess (which must be a five-letter word) and are told whether each letter in your guess is: not...

### Using bayesian optimisation to tune a XGBOOST model in R

January 7, 2022 |

My first post in 2022! A very happy new year to anyone reading this. 😄 I was looking for a simple and effective way to tune xgboost models in R and came across this package called ParBayesianOptimization. Here’s a quick tutorial on how to use it ... [Read more...]

### Future Improvements During 2021

January 7, 2022 |

### Little useless-useful R functions – Mastermind board game for R

January 7, 2022 |

Playing a simple guessing game with R. It’s called Mastermind game! This game was originally created for two people, but R version will be for single-player mode, when an R developer or R data scientists need a break. The gameplay…Read more ›

### Handling Categorical Data in R – Part 1

January 6, 2022 |

This is part 1 of a series on “Handling Categorical Data in R.” Almost every data science project involves working with categorical data, and we should know how to read, store, summarize, visualize & manipulate such data. Working with categor...

### Top 7 Best R Shiny Books and Courses That Are Completely Free

January 6, 2022 |

So, you want to become an R Shiny Developer? 2022 is the year to do it. Learning a new language, library, or framework can be stressful – even expensive at times! That’s why we decided to share the 7 best R Shiny books and courses you can follow from the comfort of ...

### Reconciling the Gaussian and Whittle Likelihood with an application to estimation in the frequency domain

January 5, 2022 |

Overview Suppose $$\{X_t: t\in \mathbb{Z}\}$$ is a second order stationary time series where $$c(r) = \text{cov}(X_{t+r},X_t)$$ and $$f(\omega) = \sum_{r\in\mathbb{Z}}c(r)e^{ir\omega}$$ are the corresponding autocovariance and spectral density fun...

### How renv restores packages from r-universe for reproducibility or production

January 5, 2022 |

This post is part of a series of technotes about r-universe, a new umbrella project by rOpenSci under which we experiment with various ideas for improving publication and discovery of research software in R. As the project evolves, we will post update...

### Wordless Song: Benchmarking Wordle performance using R

January 5, 2022 |

A quick post about a puzzle called Wordle that is currently taking over the internet. It’s a mastermind-like game where the object is to guess an unknown 5-letter word. Puzzlers are encouraged to share their results after completing a puzzle. Here is an example for puzzle 192. So how do ...

### Why R? Foundation 2022-01-05 10:18:19

January 5, 2022 |

On Thursday, February 25th at 7 pm UTC | 8 pm CET, as part of the Why R? Webinar series, we have the honour to host Paul Bürkner, Junior Research Group Leader at the Cluster of Excellence SimTech at the University of Stuttgart (Germany). Author of t... [Read more...]

### Why R? Foundation 2022-01-05 10:18:19

January 5, 2022 |

On Thursday, March 18th at 7 pm UTC | 8 pm CET, as part of the Why R? Webinar series, we have the honour to host David Gohel, from the Founder of ArData author of R packages, such ... [Read more...]

### A package of Machine Learning datasets has arrived for R – MLDataR

January 5, 2022 |

I am proud to announce my seventh package for you lovely R folks. This time it is a collection of datasets aimed at giving people in healthcare, and beyond, some solid examples for using with R. There remains a few excellent packages for this, such as mlbench, but they are ... [Read more...]

### MANOVA in R – How To Implement and Interpret One-Way MANOVA

January 5, 2022 |

The R programming language packs a rich set of statistical functions. It makes it easy to do any kind of statistical test, including the analysis of variance. Today you’ll learn all about MANOVA in R, and apply it to a real dataset. We’ll start with the theory and ...