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The Analytics PAIN Part 2: Least-Squares Regression Lines and Residuals The ContextYou are the sole proprietor of Pearson’s Pizza, a local pizza shop. Out of nepotism and despite his weak math skills, you’ve hired your nephew Lloyd to run the joint. And because you want your business to succeed, you
The Analytics PAIN: How to Interpret Trend Lines and Greek Letters About the Author:Anna Foard is the Business Development Representative at Velocity Group, and specializes in the cross-section of statistics and Tableau. This excellent post (and others) and others can be found at https://thestatsninja.com/. The BasicsLet’s say you own Pearson’s
We thought you’d never ask. – Support Vector Machines explained What’s in an SVM?These days, when talking about machine learning, oftentimes we hear about the power of deep learning and neural networks. But prior to this recent hype of neural networks, support vector machines (or SVMs) were rocking the scene.
Sarcasm: NLP's Greatest Ally  Sarcasm or Not?As humans, you and I can look at these two chats and determine that in the first the person appears to be sincere while in the other comes off sarcastic and cold simply due to the way it was punctuated.This may seem fairly obvious.
Metadata
Fix your Metadata and Thrive Most of us know that Metadata is “data about data” as illustrated by the following picture, but an enterprise-wide strategy of how to manage metadata is a rare occurrence among our clients. “Metadata is a long-term ally in generating value from your data.” This quote
Tableau Chart
How To Build A Running Total Chart In Tableau Building a running total chart is incredibly straight-forward in Tableau. Running total charts are a great way to display trends and paces between different dimensions. Here is a quick overview on how to properly build a running total chart using Tableau’s