Blog

Article header image, used for decoration. Should I Get a PhD?
In 2009, having little or no money in my purse, I thought I would go to graduate school in physics. But was it the right idea? And should you follow in my footsteps?
Article header image, used for decoration. Fate Dice: Statistics Testing Is Hard
A few months ago I tested my Fate dice for biases. Now, I retest the "biased" set and see if it really is unlucky! Unfortunately, things aren't so clear...
Article header image, used for decoration. How Fast Does a Raspberry Pi Reboot?
My Raspberry Pis have to reboot every evening to avoid a memory leak. As they say, when you have a memory leak, make animated plots to see how fast they reboot!
Article header image, used for decoration. Updated Caltrain Visual Schedule
In July, Caltrain updated their weekend schedule to allow time to do track work, so I updated my Marey/Ibry/Serjev visual schedules to see how it changed!
Article header image, used for decoration. Tech Interviews: Respect Everyone's Time
Interviewing is notoriously agonizing for both the candidate and the company! But it could be much better! Here I propose one guiding principle to make it easier on everyone.
Article header image, used for decoration. Fate Dice Intervals
What does a "normal" distribution of rolls from a fair set of Fate dice look like? There are a lot of ways to estimate it. In this post I'll go through four methods.
Article header image, used for decoration. Fate Dice Statistics
My friends and I played a Fate RPG for over two years. During that time we rolled a lot of dice and developed a lot of superstitions, but were any of them correct?
Article header image, used for decoration. Caltrain Visual Schedule
In 1878, Marey published a famous visual train schedule based on work by Ibry. What would it look like for Silicon Valley's Caltrain? Come find out!
Article header image, used for decoration. Visualizing Multiple Data Distributions
Need to compare a set of distributions of some variable? Histograms are OK, but try something fancier! Read on to learn about box, strip, swarm, and violin plots!
Article header image, used for decoration. SWITRS: Accidents After Daylight Saving Time
Day light saving time leaves us drowsy and cranky at work, but it also leads to an increase in traffic accidents! Find out exactly how many more there are with this analysis!