Statistics

Unlock the Power of ROC Curves: Intuitive Insights for Higher Model Evaluation

all been in that moment, right? Looking at a chart as if it’s some ancient script, wondering how we’re speculated to make sense of all of it. That’s exactly how I felt once...

Linear Programming: Managing Multiple Targets with Goal Programming

That is the (and certain last) a part of a Linear Programming series I’ve been writing. With the core concepts covered by the prior articles, this text focuses on goal programming which is...

One Turn After One other

While some games, like rock-paper-scissors, only work if all payers choose their actions concurrently, other games, like chess or Monopoly, expect the players to take turns one after one other. In Game Theory, the...

When You Just Can’t Settle on a Single Motion

In Game Theory, the players typically need to make assumptions in regards to the other players’ actions. What is going to the opposite player do? Will he use rock, paper or scissors? You never...

The way to Spot and Prevent Model Drift Before it Impacts Your Business

Despite the AI hype, many tech corporations still rely heavily on machine learning to power critical applications, from personalized recommendations to fraud detection.  I’ve seen firsthand how undetected drifts may end up in significant costs...

One-Tailed Vs. Two-Tailed Tests

Introduction In case you’ve ever analyzed data using built-in t-test functions, comparable to those in R or SciPy, here’s a matter for you: have you ever ever adjusted the default setting for the choice hypothesis?...

I Won’t Change Unless You Do

In Game Theory, how can players ever come to an end if there still is perhaps a greater option to make your mind up for? Possibly one player still wants to alter their decision....

The Dangers of Deceptive Data–Confusing Charts and Misleading Headlines

“You don’t need to be an authority to deceive someone, though you would possibly need some expertise to reliably recognize when you're being deceived.” When my co-instructor and I start our quarterly lesson on deceptive...

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