Melissa Harper
This site is a small portfolio featuring some examples of my data science work.
Computational Thinking
I recently completed a course on computational thinking for problem solving. The course covered the pillars of computational thinking, types of searches and complexity as well as how to express and analyze algorithms. It went on the give a brief history of the modern computer to help better understand how...
Service Route Eficiency: Data Cleaning with R
I’m working with a service company that is looking to improve their technician’s service routes. They supply a service that provides repeated visits at regular intervals. My goal with this project is to help the company provide their customers with more precise scheduling times, and give their technicians more balance...
Most Subscribed Youtube Channels Mini Exploritory Data Analysys
In this post, we’ll explore some data on the most subscribed Youtube channels as of Novemeber 2022. It’s set up in a simple step-by-step assignment structure.
Data Scraping DESE with Python
In the past, I performed an extremely basic exploratory data analysis on the relationship between College and Career Readiness and Child Poverty within Missouri school districts. That project was limited in scope in that it only accessed one year of data from the Missouri Department of Elementary and Secondary Education...
Bike Store Revenue- Tableau Executive Dashboard
Our fictional bike store company has requested a dashboard for which they can easily look at revenue by several variables. Starting in PostgreSQL, I extracted the necessary data from 8 different tables within a relational database. Taking that data over to Tableau, you can see the interactive dashboard embedded below....
Scraping Data: Quantitative Politics with R
I’ve been looking to go back and practice some of the basics of R programming. “Quantitative Politics with R” by Erik Gahner Larsen and Zoltán Fazekas has a chapter on creating data through some simple web scraping and that’s what I’ll be using for this practice.