Blog

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...
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!
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!
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.
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.
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?
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!
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!
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!
SWITRS: On What Days Do Motorcycles Crash?
Motorcycles riders are a different breed, born to chase excitment! So when do they crash? Using California's SWITRS data I find out! I'll give you a hint: it is not on the way to their 9-5!