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Predict Customer Churn – Logistic Regression, Decision Tree and Random Forest

November 20, 2017
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Predict Customer Churn – Logistic Regression, Decision Tree and Random Forest

Customer churn occurs when customers or subscribers stop doing business with a company or service, also known as customer attrition. It is also referred as loss of clients or customers. One industry in which churn rates are particularly useful is the telecommunications industry, because most customers have multiple options from which to choose within a Related Post Find Your Best...

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How Happy is Your Country? — Happy Planet Index Visualized

November 9, 2017
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How Happy is Your Country? — Happy Planet Index Visualized

The Happy Planet Index (HPI) is an index of human well-being and environmental impact that was introduced by NEF, a UK-based economic think tank promoting social, economic and environmental justice. It ranks 140 countries according to “what matters most — sustainable wellbeing for all”. This is how HPI is calculated: It’s tells us “how well nations are Related Post Exploring, Clustering, and...

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Exploring, Clustering, and Mapping Toronto’s Crimes

November 2, 2017
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Exploring, Clustering, and Mapping Toronto’s Crimes

Motivation I have had a lot of fun exploring The US cities’ Crime data via their Open Data portals. Because Toronto’s crime data was simply not available. Not until the summer of this year, Toronto police launch a public safety data portal to increase transparency between the public and officers. I recently have had the Related Post Spring Budget 2017:...

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A Gentle Introduction on Market Basket Analysis — Association Rules

October 2, 2017
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A Gentle Introduction on Market Basket Analysis — Association Rules

Market Basket Analysis is one of the key techniques used by large retailers to uncover associations between items. It works by looking for combinations of items that occur together frequently in transactions. To put it another way, it allows retailers to identify relationships between the items that people buy. Association Rules are widely used to Related Post Building A Book...

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