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A/B testing in One Picture
A non-technical look at A/B testing, based on Dan Siroker & Pete Koomen’s book, A / B Testing, The Most Powerful Way to Turn Clicks Into Customers. Perhaps th...
[New book] Info We Trust: How to Inspire the World with Data
Creating Info We Trust is a craft that puts the world into forms that are strong and true. It begins with maps, diagrams, and charts — but must push further than dr...
Azure Data Studio in One Picture
I was invited at the recent Microsoft’s Azure Data and AI Tech Immersion event (March 2019) and we played a bit with various tools, including Azure Data Studio and Azu...
All New and Improved Intelligent Calendar for Salespeople: The Salesforce Inbox Calendar
We are aware of that fact that businesses today are thriving in a hyper-connected sales environment. The representatives are naturally forced to dig out data from disconn...
Analyzing CDC Health Survey
Diving into CDC Behavioral Risk Factor data using Pivot Billions to learn what exercise behaviors are associated with improved health. Motivating yourself to go outside a...
What Is TechTarget?
2-minute overview of TechTarget’s capabilities as the leading provider of B2B purchase intent...
From Infinite Matrices to New Integration Formula
This is another interesting problem, off-the-beaten-path. It ends up with a formula to compute the integral of a function, based on its derivatives solely. For simplici...
3 Types of Regression in One Picture
Interesting picture comparing linear, logistic and Poisson regression, found here. For more about regression, read our other articles on this subject, here. For other ML ...
Probability Cheat Sheet – Harvard University
Below is an extract of a 10-page cheat sheet about probability, compiled by William Chen (http://wzchen.com) and Joe Blitzstein, with contributions from Sebastian Chiu, Y...