The Dataquest Download

Level up your data and AI skills, one newsletter at a time.

Each week, the Dataquest Download brings the latest behind-the-scenes developments at Dataquest directly to your inbox. Discover our top tutorial of the week to boost your data skills, get the scoop on any course changes, and pick up a useful tip to apply in your projects. We also spotlight standout projects from our students and share their personal learning journeys.

Hello, Dataquesters!

Here’s what we have in store for you in this edition:

Top Read: Learn how to build and evaluate a linear regression model using real healthcare data in Python. Learn more

From the Community: See how learners are forecasting gym traffic and exploring traffic data. Also, participate in the Community No-Lose Lottery! Join the discussion

DQ Resources: Test AWS, Azure, and GCP with a 30-day roadmap and choose the best cloud provider through hands-on experience. Learn more

Want to level up your machine learning skills? This hands-on tutorial walks you through building a linear regression model in Python using real healthcare data. You’ll go from exploratory analysis to model evaluation using scikit-learn and see how to handle skewed input data, interpret model coefficients, and spot when linear regression might not be the best fit.

From the Community

Forecasting Gym Traffic: Dimitar built a clean, end-to-end machine learning project comparing models to predict gym traffic—efficient code, great visuals, and actionable insights.

Finding Indicators of I-94 Traffic: Huynh’s project is rich in elegant visualizations and deep EDA, revealing key traffic patterns through data.

Community No-Lose Lottery Update: Check the updated terms of the Community No-Lose Lottery and participate in its current iteration.

DQ Resources

How to Choose the Right Cloud Service Provider: Not sure whether to go with AWS, Azure, or GCP? This 30-day roadmap helps you test all three using their free tiers so you can make an informed choice based on hands-on experience. Perfect for beginners! Learn more

Answering Business Questions Using SQL: Learn how to analyze a digital music store’s data using SQL. This hands-on project using the Chinook database walks through real-world SQL tasks like tracking sales, evaluating employees, and spotting growth opportunities using CTEs, subqueries, and more. Learn more

What We're Reading

Going From Notebooks to Scalable Systems: Catch this PyCon US session on YouTube to learn practical steps for turning your Jupyter Notebooks into clean, production-ready code—a must-watch for anyone bridging experimentation and deployment.

Why AI Agents Will Be a Huge Disaster: This insightful opinion piece explores why the current hype around AI agents might be premature, outlining serious concerns around trust, tool reliability, legal risks, and ethical pitfalls.

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High-fives from Vik, Celeste, Anna P, Anna S, Anishta, Bruno, Elena, Mike, Daniel, and Brayan.

2025-06-19

Build a Linear Regression Model Using Python

Forecast gym visits, explore traffic patterns, test cloud providers hands-on, and build machine learning skills with real healthcare data. Read More
2025-06-11

Build Your First Automated ETL Pipeline with Airflow and Docker

Learn how to automate ETL with Airflow, compare cloud providers hands-on, and discover regex, SQL, and engagement tips from the community. Read More
2025-06-04

Take this 30-Day Cloud Challenge: AWS vs Azure vs GCP

Learn how to solve business problems with SQL, explore ML-driven pricing strategies, and compare cloud platforms with real-world examples. Read More

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