What is Data Analytics or Data Science and How to Learn them for Free

UCLA‘s professor Jason Frand defines data mining as this: “data mining (sometimes called data or knowledge discovery) is the process of analyzing data from different perspectives and summarizing it into useful information – information that can be used to increase revenue, cuts costs, or both”

To become an expert and actually get a job in data analytics or data science you must master these following components:

  • data mining/machine learning/statistics
  • data visualization
  • database management
  • programming

and here’s how you can learn and train in these skills by taking free online courses that cover many of these areas, and these courses are usually part of a degree or a certificate program in data mining. Those who are new or interested in this field can learn a whole lot without paying a dime. Here is the list:

Some free text books:

In addition, there is an excellent thread on quora on how to become a data scientist that covers a lot of things and is a very good resource on the practice of analytics.

About the Author

The author of Tableau Data Visualization Cookbook and an award winning keynote speaker, Ashutosh R. Nandeshwar is one of the few analytics professionals in the higher education industry who has developed analytical solutions for all stages of the student life cycle (from recruitment to giving). He enjoys speaking about the power of data, as well as ranting about data professionals who chase after “interesting” things. He earned his PhD/MS from West Virginia University and his BEng from Nagpur University, all in industrial engineering. Currently, he is leading the data science, reporting, and prospect development efforts at the University of Southern California.

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