Learning & Building in Data Science Sharing my journey as I pave my own path through the world of data science
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My name is Joleen, I’m a data scientist and writer and I use this blog to share my passion for data science and statistics.
Blog Every week, I post new articles on data science, statistics and business intelligence. Here are my latest articles.

Going Beyond Documentation in Data Science: Keeping a Lab Notebook
Probably the most valuable resource to me during my Masters research project was my notebook. I recorded everything about my project (meeting notes, analyses, ideas, theories, rough drafts) and even summaries of research papers that were interesting or relevant to my research. Since starting some data science projects outside of research and academia, I have […]

How To Structure Your Data Science Project For Success
It’s easy to run headfirst into writing code and analysing data and forget about project layout, so make it part of your routine to get started with a simple structure that you either maintain throughout the project or evolve as you go. Future you (and others) will thank you for creating a well-structured, organised project. […]

Data Science Project Flow: Getting Started
Starting a new data science project (especially for the first time) can feel like a monumental task. You’ve probably read a bunch of data science articles or gone through an online course and you’re keen to apply your new-found knowledge to some actual data (that does not involve petal width). But where do you start? […]

Finding Data For Your Data Science Project: The 5 Best Places To Look
If you’re starting your first (or next) data science project then chances are you’ll need to find one or more interesting datasets to analyse in your project. Well, look no further because I have a list of the best 5 places to look for great datasets to use in your project. The truth is you […]