Andrew Lujan

Data Science Portfolio

Hi I'm Andrew/Drew, and I'm a Business Intelligence Analyst and Data Scientist. My portfolio focuses on interesting projects I've recently undertaken, with a strong emphasis on business impact, actionable insights, and data storytelling. Please visit my Github & LinkedIn pages or checkout my projects below!

1 minute read

Tableau Data Visualization

Stationary Station - The Exec Board Portal

I’ve just been hired by Maven Supplies to design and build an executive-level BI solution. Situation: ** Our client needs a wa...

15 minute read

Customer Segmentation Machine Learning Clustering Python

The "You Are What You Eat" Customer Segmentation

In this project, I use k-means clustering to segment our client customer base in order to increase business understanding, and to en...

53 minute read

Customer Targeting Machine Learning Classification Python

Enhancing Targeting Accuracy Using ML

Our client, a grocery retailer, wants to utilize Machine Learning to reduce mailing costs, and improve their Return on Investment. I...

36 minute read

Customer Loyalty Machine Learning Regression Python

Predicting Customer Loyalty Using ML

Our client, a grocery retailer, hired a market research consultancy to append market level customer loyalty information to the datab...

14 minute read

AB Testing Hypothesis Testing Chi-Square Python

Assessing Campaign Performance Using Chi-Square Test For Independence

In this project I apply he Chi-Square Test For Independence (a Hypothesis Test) to assess the performance of two types of mailers t...

10 minute read

Web Scraping Sports Analytics Database Creation Python

Scraping Soccer Match Event Data

In this project, I create a web scraping pipeline for scraping data from whoscored Table of contents 00. Project Overview ...

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