This course provides an introduction of some important concepts and tools on a very important aspect of data science: cleaning and organizing data before any analysis. A must for any data scientist.
Easy, mostly instructive Course. The Assignments and quizzes are quite good, and illustrates the lessons very well.\n\nSee the videos for general presentation, but use the energy on the excersizes.
von Carlos M•
Very interesting material and basic knowledge on R to read files and produce tidy data
von GAGAN G•
Very nice courses in coursera and fundamental concept are very helping for us. Clear.
von Tomas M•
Excellent course mates! Lots & lots of very useful info & examples! Thanks so much!!!
von Dmytro I•
It's a great course, however, explanations to the final assignment were rather vague.
von sambit c•
A great course. Learned a lot. However student has to put an extra effort practicing.
von Kseniia K•
Great course, more difficult than previous two, but also more challenging and useful!
von Wang J•
Great practice for R programming and the MySQL part is extremely helpful for my work.
von leo n•
This is the best course so far. Very challenging project at the end. I learned a lot
von Jorge A B J•
Very nice course! Would defensively recommend to anyone seeking this specialization!
von Puja G•
Very useful to get hands on experience in data science to solve real world problems!
von Stephen A•
This course gives all necessary foundations to kick start getting and cleaning data
von Abay J•
Love quizzes and a course project. Working on them develops you as a data scientist
von Ajendra S•
I really liked this course. This course helped me to understand the data wrangling.
von Tiago P F•
Excellent course, with a very important focus on documentation and code versioning.
Please update the using methods of some functions in this lecture.
90% of data science is cleaning, this really gets people accepting that key concept
von Luz M S G•
It was an excellent course. It was challenging but I enjoyed it and learnt a lot.
von Vitalii S•
This course gave me an insights regarding data cleaning. Very grateful, thank you!
von Karthic C•
Well put together course. Happy and eager to finish the rest of the specialization
von Thor R•
Useful, the course is as much an introduction to R- part 2 as about cleaning data
von Raunak S•
excellent course to get started with to learn the basic concepts of data tidying.
von Sunder R V•
Enjoyed the course and learnt quite a few things in my quest for "Data Analytics"
von Roberto D•
Very useful for deciding best methods pulling data and consistently massage data.
von Jairo A V G•
an excellent course that allowed me to expand my knowledge and learn new things.
von Premkumar S•
Excellent course with some great exercises put together that are very practical.