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Free Data — and where to find it

Free data is everywhere! Firms publish their data anonymized on kaggle.com, governments participate in open data initiatives and banks open their payment transaction data to start-ups to offer new services for customers. Big firms like Facebook promote the data age…

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Product Development in a Digital Economy

Product Development in a Digital Economy

I recently read the book “How Google Works” by Eric Schmidt and Jonathan Rosenberg. Additional to brilliant company and industry insides, they advertise the ease of product development in a digital economy. In short they see the availability of data…

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10 Data Science Use-Cases

10 Data Science Use-Cases in Firms

Data science is literally everywhere. Many firms look for skilled personnel to cover the subject in their company even if there is very little understanding for the subject. I see a lot of job offers, and talk to a lot…

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Fitted-data.com

Review Tableau

Communicating your results to the management is a key skill as a data scientist. There are many tools on the market which can make your life much easier. One of these tools is Tableau. I will review it regarding its…

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Data Science in Companies

How to become a Data Scientist

Data scientists are highly in demand. Data are generated everywhere — from your smartphone/TV, car sensors, machines, to every camera. And the amount of data will rise tremendously (industry 4.0, Internet of things, etc.). Some companies already invest money and…

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Will Artificial Intelligence replace us?

Will Artificial Intelligence replace us?

Before the industrial revolution in the 18th century began, more than half of all Europeans earned their money working on fields. The steam machine by James Watt changed this dramatically in the 18th and 19th century. A cheaper and more…

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Opinions about Data Science on fitted-data.com

Econometrics vs. Data Science

I studied statistical models as an econometrician, meaning I was trained to care a lot about assumptions and potential selection biases in the data. The final aim was to find causation. In applied data science people emphasis on predicting class…

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