histogram

#WOW2021 week 22: Can You Structure the Unstructured?

Introduction Data analyst is supposedly the sexiest job of the 21st century.  Most people think that we spend our time building amazing models, visualizations, or insights all day.  What they don’t know is that you spend nearly most of your time cleaning data.  Some data is nice and refined (aka usable) and other data needs …

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2020 Week 51: Can you build a Divergent Histogram?

Introduction This is my last Workout Wednesday for 2020 (don’t worry, I’ll be back in 2021!), so I thought I’d take it easy on everyone.  This week you’ll be building a single chart – a divergent histogram. I first saw a divergent histogram via the Economist almost 3 years ago and tagged it as a …

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2019 Week 50: Can you build a retention heat map with a marginal histogram?

Let’s take a break from Superstore this week! I’ve fabricated some new data that will help us create a more realistic view of customer retention, you can connect to the data via the Google Sheet connector at this link. This data set has one row per order week and customer ID, representing said customer placed …

2019 Week 50: Can you build a retention heat map with a marginal histogram? Read More

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