Telecom Case Study – Customer Segmentation For the last few articles we have been working on a telecom case study to create customer segments (Part 1, Part 2 and Part 3). In this case, you are the head of customer insights and marketing at a telecom company, ConnectFast Inc. Recall, in the first part, you
Let us continue with our inadvertently started tradition of separating the articles on cluster analysis with a different topic to make them form perfect clusters. This time, I am going to discuss iterative calculation in between articles on our running series on cluster analysis and customer segmentation for telecom. Though I must say we are
Outliers “I refuse to join any club that would have me as a member.” – Groucho Marx This witty statement came from (according to me) one of the funniest men in the history of American cinema – Julius Henry Marx better known as Groucho Marx. Groucho was certainly a very unusual man and might be
I know this article should be a continuation of our telecom case study on customer segmentation and cluster analysis. Though it’s not intended, but possibly is apt that the articles on cluster analysis are separated by articles on other topics – forming them into perfect clusters. Last time, we had the article ‘Murder Cases, Evidence
In one of the previous articles, we have started with a case study example from the telecom sector. We learned about cluster analysis using black holes as an analogy. In that article, we used Euclidean distance to form customer segments. Let us continue with the same case study and learn about Euclid. Additionally, we will also
Aarushi Murder Case & Logical Rigor Last week, on 25th November 2013, Ghaziabad High Court has given the verdict in the Aarushi murder case. The media frenzy in India has not allowed the public interest in the case to die down for the last five and a half year. The verdict as expected was all
Galaxies and Cluster Analysis I live in Mumbai (Bombay), the financial capital of India and one of the largest cities in the world. One of the problems of living in a large city is that you rarely see stars in the night sky. The limited sky one can see through the skyscrapers is smeared with
The 13th Book This is a continuation of the last article where I have shared six books for maths and logic under the following two categories. (Read the last article) (i) Evolution and History of Mathematics (ii) Mathematical and Logical Puzzles In this article, we will explore a few more books on maths and logic
The Analytics Book Club I cannot remember when I became a compulsive book reader. As a kid, I used to read mostly comic books. Then I missed the whole phase of teenage fiction books like The Hardy Boys, etc. I did read a few Agatha Christie novels in school and later in college but that
This is a continuation of our banking case study for scorecards development. In this part, we will discuss information value (IV) and weight of evidence. These concepts are useful for variable selection while developing credit scorecards. We will also learn how to use weight of evidence (WOE) in logistic regression modeling. The following are the