Leo Does The Math

Using Machine Learning to Classify the Quality of Wine

Using an open-source dataset, I’ve written up a Jupyter notebook below that explores the performance of several commonly used decision...

Measuring the Economics of Skyrim

Recently, I’ve started on a new play-through of Skyrim, the excellent 2011 game that is the most recent single player...

Housing Market Volatility and the Individual Home Buyer

There’s an old adage when it comes to personal finance – don’t think of your house as an investment. Instead,...

Where Does Teaching English Actually Make A Difference?

Foreign exchange programs that enable new or recent graduate programs to teach English abroad are a big business. By one...

More Numbers on Starbucks

In a previous post, I calculated that in a year, Starbucks uses around 2.916 and 2.946 billion cups in their retail...

How Many Cups Does Starbucks Use In A Day?

Like many people across the world, I like to start my day by drinking several cups of roasted bean broth...

How Many Miles Will You Scroll?

It may seem hard to believe, but at one point in time, there was no scrolling on the internet. Instead,...

How Many Murderers Will You Walk Past?

Note: the below is an exercise in Fermi estimation, which is a great way of making accurate, if not precise,...

How Small is Big Data?

A quick exercise in market sizing It’s a pretty wild world out there. If you ask IBM, they’ll tell you...