R-bloggers

In the lead up to Christmas each year, Advent of Code offers a series of 25 puzzles which start out reasonably simple, but get progressively harder, eventually requiring knowledge of algorithms and dynamic programming techniques. Last year I solved the...

Uselessness is such a long useless word! In statistics, R-squared is a statistical measure, that determines the proportion of variance in dependent variable that can be explained by the independent variable. Therefore, it ranges in value from 0 to 1…Read more ›

Week 47 — Puzzles no. 329–333PuzzlesAuthor: ExcelBIPuzzles:# 329: content file# 330: content file# 331: content file# 332: content file# 333: content fileLets dive into solutions!Puzzle 329In this puzzle we were asked to generate first 50 elements of I...

Abstract: Join us on November 28th for our last Community meeting of 2023. The R Validation Hub’s Executive Committee will summarize this year’s achievements, our presence at conferences and other... The post R Validation Hub: Wrapping up 2023 and Welcoming 2024! appeared first on R Consortium.

Key pointsScale_fill_gradient function allows us to create a continuous color gradient based on a numeric variable for our graphs.We can use the scale_fill_gradient function with the ggplot2 package, a powerful and popular R data visualization tool.We ...

Introduction In the realm of statistics, power regression stands out as a versatile tool for exploring the relationship between two variables, where one variable is the power of the other. This type of regression is particularly useful when ther...

Introduction Data {dplyr} package Filter observations The pipe operator Extract observations Based on their positions Based on their values Sample observations Sort observations Select variables Rename variables Create or modify variables Summ...

Adelie Penguin (Pygoscelis adeliae) – CC-BY-SA by Gregory “Slobirdr” Smith Day 24 of 30DayMapChallenge: « Black & white » (previously). All #RStats enthusiasts seem to love Penguins (at least as a toy dataset), so I made a...

We are thrilled to announce the release of reactable.extras, which is now available for seamless integration into your Shiny applications, marking its debut as a significant release on CRAN. With reactable.extras, you can elevate your data tables to new heights, simplifying the management of interactive components within reactable ...

Key pointsThe scale_fill_gradientn is a powerful function of ggplot2 for data visualization customization.It is a function in the ggplot2 package that allows you to create an n-color gradient scale for fill aesthetics by specifying a vector of colors a...

My information highlights for the week: CodeWhisperer on the Command Line Jobs with Higher Income and Fewer Hours and httr2 v1.0.0.

The theme() function in {ggplot2} is awesome. Although it’s only one function, it gives you so much control over your final plot. theme() allows us to generate a consistent, in-house style for our graphics, modify the text within our plots and mo...

Mount Fuji sunrise – CC-BY-NC-ND by Gilbert Sopakuwa Day 23 of 30DayMapChallenge: « 3D » (previously). The Tanaka contours (Tanaka 1950) are a method of displaying 3D as a succession of terraces. library(elevatr) library(terr...

The introduction of innovative tools like Shiny and Quarto has empowered researchers and data scientists to transform complex data into interactive and insightful reports. This progress is not just an improvement in data visualization but a significant leap towards a new paradigm in clinical research. In this article, we’ll ...

The Journey to OOP in RIn the world of programming, embarking on the path of Object-Oriented Programming (OOP) is akin to boarding a high-speed train towards more structured, efficient, and maintainable code. As we continue our series, our next stop is...