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Data Science

Exploring IRS data with SQL in Google BigQuery

In this post, we will  perform an analysis on the IRS dataset. We will be answering these two questions through our analysis: Largest employer per U.S. state per 2015 filing Calculate the `avg_income` (revenue – expenses) and sort the results by…

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Data Science

Common SQL JOIN pitfalls

In this post, we will be using the  ecommerce data that we used in the previous article  to explore the most common SQL pitfalls. Let’s say your marketing team is going to provide you with a new dataset on the…

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Data Science

Exploring ecommerce data with SQL in Google BigQuery

We will be exploring the ecommerce data of Google Merchandise Store that has millions of Google Analytics records. Open BigQuery Console Once you open BigQuery, click on the below direct link to bring in the public data-to-insights project into your BigQuery…

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Machine Learning

Possibly the simplest way to explain K-Means algorithm

Clustering is a technique for finding similarity groups in a data, called clusters. It attempts to group individuals in a population together by similarity, but not driven by a specific purpose. Clustering is often called an unsupervised learning, as you…

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Data Science

Review of top 10 online Data Science courses

As more and more of life’s day-to-day work and personal activities are being simplified by Big Data technologies, the need for data scientists has risen remarkably for the past several years. Companies around the world scamper desperately to grab people with…

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Data Science

Step by step approach to perform data analysis using Python

So you have decided to learn Python, but you don’t have prior programming experience. So you are confused on where to start, and how much Python to learn. These are some of the common questions a beginner has while getting started…

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Marketing

Why Multi-Touch Attribution is critical to calculate marketing ROI

Datalicious analyzed 702 million media touch points across 104 million purchase paths and 75 thousand conversions across 5 months and 7 brands using multi- touch attribution approach. The objective of this study is to understand how key marketing channels performed…

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Banking / Finance

In conversation with Tim Kobe, the iconic designer behind the original Apple...

Manu: Tell us a little about yourself, outside of the information that is publicly available online? Tim:  I am from California. I got started in business 25 years ago. I studied Bachelor of Science, environmental design at art center college of…

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Banking / Finance

“We’re witnessing the creative destruction of financial services.” says...

I recently interviewed Arvind Sankaran, Global business leader. We talked about FinTech startups, innovation in the banking industry, big data analytics,  and wealth management. He also shared about his experience working with banks like CITI, HSBC, and Barclays. Read the complete…

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Machine Learning

How to run Linear regression in Python scikit-Learn

You know that linear regression is a popular technique and you might as well seen the mathematical equation of linear regression. But do you know how to implement a linear regression in Python?? If so don’t read this post because this…

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Recent Posts

  • Exploring IRS data with SQL in Google BigQuery

    November 20, 2018
  • Common SQL JOIN pitfalls

    November 19, 2018
  • Exploring ecommerce data with SQL in Google BigQuery

    November 19, 2018

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