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TDWI Articles

Practical Data Science


Data Digest: Scientific Data Science, Data Science Education, Costs of Open Source

Using the scientific method to enhance data science, finding the best academic data science programs, and understanding the true costs and benefits of open source.

Data Stories: Candy Dishes, Data Organization, and Eye Candy

What’s the most eaten candy in the office, how data goals are related to visual organization, and which data visualization trends are more than just pretty pictures.

Enable Deeper Understanding with Great Data Storytelling

How do you tell a good quantitative story? According to Angela Bassa, it's at once a straightforward enterprise and a methodological minefield.

Data Stories: City Shadows, Tourist Photos, Selfie Dangers

These visualizations demonstrate the effect of shadows on city streets, the difference between tourist and non-tourist photos, and the dangers of extreme photos.

The Shortcomings of Predictive Analytics

Data scientist Claudia Perlich explains why we must use machine learning and predictive technologies ethically, responsibly, and mindfully.

Data Science at the Frontier: Here Be Dragons

In order to use advanced analytics insights, we must identify and control for our biases. In all likelihood, we're going to be surprised by what we find.

Data Digest: Bad Interview Practices, Data Science and Automation, BI Do’s and Don’ts

Worst data scientist hiring practices, future-proof a data science career, and launch a great BI program.

Data Stories: Running Routes, Calorie Counts, Dangerous Exercise

Visualizations help us understand where people choose to run, how foods compare, and where exercise becomes unhealthy.

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