Data scientists spend over 60% of their time cleaning and preparing data for analysis. While it’s not the most exciting part of the job, data cleaning is undoubtedly one of the most important skills you need. In this advanced data cleaning course, you’ll learn complex data cleaning techniques that will help you to stand from the crowd as a data analyst or data scientist.
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“Dataquest was an enormously helpful tool for me to develop my data analyst skills and I credit it with getting me the job I have today.”
This course builds on basic data cleaning knowledge and requires intermediate familiarity with Python for data science. You’ll learn how to clean and manipulate text data using basic and advanced regular expressions, how to resolve missing data, and how to employ lambda functions and list comprehension with pandas. Best of all, you’ll learn by doing — you’ll practice and get feedback directly in the browser.
Cleaning and manipulating text data using regular expressions
Resolving missing data and duplicate data
Employing lambda functions and list comprehension with pandas
Advanced techniques for data cleaning
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Dataquest has helped thousands of people start new careers in data. If you put in the work and follow our course, you'll master data skills and grow your career.
We believe so strongly in our courses that we offer a full satisfaction guarantee. If you complete a career course on Dataquest and aren't satisfied with your outcome, we'll give you a refund.
Learn exactly what you need to achieve your goal. Don’t waste time on unrelated lessons.
Build confidence with our in-depth projects, and show off your data skills.
Work with real data from day one with interactive lessons and hands-on exercises.
Impress employers by completing a capstone project and certifying it with an expert review.
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