Back in September, I predicted that Covid-19 would spike throughout the winter but fade by April as it transitioned from a pandemic virus to an endemic one. As it turns o...
In this latest Data Science Central webinar, meet Shadow IT’s younger sibling. Shadow AI is the result of one-off AI initiatives inside organizations, where siloed AI t...
I blew it last week. I’ll readily admit it. Blame it on the flu or Covid or whatever the nasty bug was that confined me to bed for a day and fuzzy for a few. ItR...
Many of us dream of starting a side business selling our knowledge, in one way or another. Though the market is highly competitive, selling eBooks or technical reports is...
Projects fail. There are many reasons why they do, but a surprising number of them come down to one or more variations of the “Wishful Thinking” theme. From a...
While nowadays everyone talk about machine learning, data science and AI, few are mentioning statistical science. Its association, The American Statistical Association, f...
We’re moving at the Cagle house and we’re discovering that, after eight years of living at the same place, one family can collect a lot of crap. The issue cam...
I explain here how to do it in Excel. But the principle is general. You can produce this type of visualization with other tools. There are many features in Excel that all...
In the last couple of months, I’ve been noticing a gradual shift in the kind of articles that we receive at Data Science Central. We still get a fair amount of data...
This tutorial explains how to build confidence regions (the 2D version of a confidence interval) using as little statistical theory as possible. I also avoid the traditio...