Ryan Hayes’ senior thesis was inspired by the Business Breakdown podcast series, so we decided to do a podcast ourselves. You can listen to it below – learn about the initiation coverage report (0:50), what Global Foundries does (2:00), the kind of chip...
I love trailers. Coming attractions is my favorite part of going to the movies. I wanted to see what combining spoken word, images and music would look like for a course. Below is the...
A polished Tableau viz showing the collapse in traffic collisions during stay-at-home orders. You can download the Tableau workbook here, read the accompanying article on Medium.com here, code and data here. You can download the Tableau workbook here, accompanying...
I have been a platinum member of Audible.com for the last decade or so. This means that for $240 I get 24 audio books per year. I listen to them when I run, mow the lawn, and on long drives. The average audiobook is about 9 hours, so an hour-long run, four or five...
Showing cabinet departures for recent presidents was one of 56 “best and weirdest” charts of FiveThirtyEight in 2019. I asked my students to replicate the chart in Tableau. See if you can tell which of the above images is the FiveThirtyEight chart, and...
In 2007, I published the Sample Annotated Paper in Econometrics in the Journal of Economic Education (JEE). That paper illustrated the structure of an econometrics paper: sections, presentation of descriptive statistics, results etc. Recently, a couple of colleagues...
Train, validate and test partitions for out-of-time performance take planning and thought (This piece is also at TDS.) The purpose of supervised machine learning is to classify unlabeled data. We want algorithms to tell us whether a borrower will default, a customer...
A target date fund (TDF) is a sensible and increasingly common choice for retirement saving. My own employer, Union College, relies on Fidelity or TIAA TDFs as the default investment option. I was therefore curious to investigate recent reports that Fidelity is...
