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The disparity – Correlation vs Causation

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We humans love to hear and tell stories. We are destined to naturally look for patterns in our day to day life events and we like to connect the dots, relate one event to...
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The Math Behind: Everything about Principle Component Analysis (PCA)

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PCA reduces the dimensionality of data points that are in many spaces. Some ready codes and libraries allow coders to create PCA easily, however, do you know what is PCA and how does it...
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Who is looking after the quality of your analytics?

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We talk a lot about using analytics to improve the quality of something else. But when was the last time you thought about the quality of the analytics themselves? For many people, unfortunately, this...
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The Quality of Analytics Practice: Making It Happen

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In my previous blog, “Who is looking after the quality of your analytics?”, I talked about what it meant to ensure the quality of analytics work. We readily speak of using analytics to improve...
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How to Automate Analytics Professionals Out of Their Jobs

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I would be a big fat liar if I say I have never wasted time. I’ve been unproductive and procrastinated plenty of times. I have spent hours watching funny dog videos on Facebook (but...
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I think I’m responsible for data… am I?

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It’s more times than I can count on one hand. A business or technology leader tells me they have a lot of good data they want to leverage. In the same breath, he/she tells...
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Data: It takes a village, but the buck has to stop somewhere

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I’ve said many times: too often, an existing function implicitly assumes data responsibilities in organizations that struggle with data management (for example, in this post here). Usually, this is either the technology function or...