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The Data Lab

Favour Okoli

Your weekly field guide to everything data.

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Substack
PricingOnly free issuesPublishesWeekly
Issues25Founded6 months agoLast Issue10 days ago
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Latest Issues

Applying Analytical Frameworks to Personal Wealth Optimization

Most people manage money by emotion. We spend when we're happy, save when we're scared, and invest when everyone else won't stop talking about it. It works, sometimes but it isn't a system, and it doesn't scale.

There are four frameworks a...

10 days ago
3

Modeling the Chaos: How I Predicted Mexico’s 2-0 Opening Night Triumph

TGIF!!! Welcome back to the data lab :))

When analyzing major international tournament openers, traditional sports pundits rely heavily on “vibes,” recent friendly matches, and historical narratives. But as data professionals, we look at t...

17 days ago
9
2

Why a 99% Accurate Model Can Still Utterly Fail You

TGIF!!! Let’s dive into what we have for today :)

Imagine you have spent weeks building a fraud detection system for a major payment ecosystem. You finally run the numbers, and your model comes back with a staggering 99% accuracy rate.

Yo...

24 days ago
13
2

The Universal Translators of the Digital World 🌍

Imagine opening your banking app, checking your balance, and instead of seeing your name and account details, you are greeted with a chaotic string of characters: €™s or ��.

You would probably panic, assuming your account had been...

a month ago
14
2

The invisible waiters running the global economy 🍽️

Think about the last time you ordered a ride on your phone.

You opened an app, looked at a live map, saw a little car creeping toward your location, and paid for it seamlessly with a pre-saved credit card, all in about thirty seconds.

It...

a month ago
12

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  • Favour Okoli

    I help beginners master the art of data. Making complex insights simple for you. \ud83d\udc9c Proudly a WIN ambassador \ud83d\udc9c

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