Social Media Ideas for Statistical Graphics

A Scatter-Plot Explorer for World Statistics — Log Scales and Hand-Rolled Pearson Correlation

"Do countries with higher GDP per capita also have longer life expectancy?" I built a tool that lets you explore questions like that across 48 countries by picking any two of five...

вњљ Weakness of a bar chart

This week, we talk limitations of the defaultiest of defaultiest chart types.Tags: options, precision, variation

вњљ Visualization tools, resources, and data, May 2026 roundup

Every month I collect tools, data, and resources to make better charts. Here's what happened in May.Tags: roundup

Flowcharts that belong in the analysis pipeline

Thanks to Alan Haynes and his excellent suggestions, I have spent some time improving the flowchart component of the Gmisc package. The result is not meant to be another decorative...

A New Heat Maps Feature for Members Is Now Active!

Time to learn what a Gaussian distribution is.

PCA in R: Principal Component Analysis Step-by-Step (prcomp + ggplot2)

How to Perform PCA in R: A Step-by-Step Tutorial Using prcomp() To perform PCA in R, use the built-in prcomp() function: pca 1), or a cumulative variance threshold — this tutorial...

TheseusPlot 0.3.0: Visualizing the Decomposition of Differences in Rate Metrics

TheseusPlot is an R package that decomposes differences in a rate metric between two groups into subgroup-level contributions and visualizes the results as a “Theseus Plot”. For ex...

Supplement that alphabetized display with another graph showing the states in a more informative order.

I just wrote a long post inspired by a recent post from economist Paul Krugman. Krugman’s post was good, but I’m annoyed that his graph (reproduced above) lists the states alphabet...

Stories vs. Statistics

How to tell finance stories. The post Stories vs. Statistics appeared first on A Wealth of Common Sense. ...

Charts That Frame Numbers Clearly — DataViz Weekly

A good chart gives numbers a shape the eye can follow. DataViz Weekly is our regular roundup of data visualization projects from around the web that exemplify that power. Check out...

R wins statistics award.

Elena Belogolovsky writes: Congratulations to the R Core Team on receiving the 2026 Rousseeuw Prize for Statistics. R has made creative, open-ended statistical analysis and graphic...

Zero Sum Problems and Apple Sports

Kieran Healy kindly accepted my implicit homework assignment yesterday, and wrote a piece on Apple Sports’s bizarre “zero sum” team stats visualization: It also doesn’t do away...

Survey Statistics: GREG

I just got to chat with Andrew and some of the authors of the MrPlew paper: Ryan Giordano, Erin Hartman, and Avi Feller. Lots more I have to digest here ! The paper came out while...

cp1919 is on CRAN

Or how to plot a very famous album cover. Continue reading: cp1919 is on CRAN

вњљ Visualization is not the goal

This week, we look past the chart and ponder its true purpose.Tags: analysis, template

Survey Statistics: toy example for energy balancing weights

Last week we talked about The Big Changes Coming to the Times/Siena Poll: New weighting variable: support score = E(2024 vote | other X variables). New weighting method: energy bal...

Statistical analysis recapitulates the development of statistical methods

We ran this a few years ago but it remains interesting so I’m reposting: There’s a old saying in biology that the development of the organism recapitulates the development of the s...

Data Visualization Examples That Make Data Speak — DataViz Weekly

On its own, a table of numbers rarely tells you much. The right visualization gives that data a voice and lets the story inside it come through. This is what we look for when we pi...

What LLM speed looks like when generating output

LLM speed is commonly expressed as tokens per second, which is kind of…Tags: Large Language Model, speed, token

Survey Statistics: quantifying uncertainty in ranked choice voting polls

We’ve talked about uncertainty in polls (see Margin of Error, Total Margin of Error, Total Margin of Error II) and we’ve talked about ranked data (see exploded logit !). A new pape...

Professional-Looking Charts For Really Stupid Things

вњљ Wrong chart for the data

This week, a bar chart was the wrong choice.Tags: baseline, tool

Recent Data Graphics That Pull Their Weight — DataViz Weekly

A strong data visualization does more than display figures. It carries a real share of the explaining, turning a dataset into something you can follow and question. Every Friday, D...

Pretty Much Every Movie Ever Follows These Simple Graphs