May 03, 2020
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.
Oct 26, 2016
This course is really a challenging and compulsory for any one who wants to be a data scientist or working in any sort of data. It teaches you how to make very palatable data-set fro ma messy data.
Mar 31, 2016
Nice one. I would like to have some more information like getting data from API
创建者 Gustavo d P P•
Sep 13, 2019
Aprendi a usar dplyr e agora minha vida se tornou muito mais fácil!!!
创建者 Yi-Yang L•
Mar 08, 2017
Good! Actually I think this course is useful no matter what other people think.
Jun 04, 2016
It's a good course, with right amount of exercises and well explained classes.
创建者 Prohnițchi V•
Oct 02, 2017
Great course. Have learned a lot and discovered powerful tools and approaches.
Feb 22, 2017
Solid course overall which covers in a high level many data gathering methods.
创建者 Bill K•
Feb 10, 2016
Great course with good lectures and labs. Don't forget the swirl assignments!
创建者 Diego A Q•
Jun 03, 2019
Very useful for every day data arrangements and data downloads from Internet.
创建者 Siva M•
Dec 06, 2018
It is great time. The course content was amazing. I learnt lot of new things.
创建者 Joseph G N•
Nov 05, 2018
The course has amazing exercise in every week. You can learn a lot with them.
创建者 Raphael P•
Jun 23, 2018
I started with this course to understand the logic of ordering of the series.
创建者 Gustavo P F d X•
Jan 15, 2017
Wonderful course for those who are keen on expand their knowledge n R skills.
创建者 Bruno K d O•
Feb 17, 2016
Great course! The course content is very good and the length is appropriated.
创建者 Scott D•
Dec 30, 2018
This course is great. The tactical skills in R you really need on the job.
创建者 Jessica R•
Apr 03, 2018
Very useful course on how to prepare data so it can more easily be analyzed.
Mar 03, 2018
Very helpful source. Introduce the basic and important concept of tidy data.
Sep 08, 2017
Coursera is very practical and I am ready to continue to study more courses.
Mar 17, 2017
Very helpful and practical course to learn about data sourcing and cleaning.
创建者 Juan C P A•
Mar 28, 2016
Recommended for all who want to manage their data and not be handled by them
创建者 Eswara K•
Jun 04, 2020
Great course. Only nitpick is that the volume of data to work with is huge.
创建者 Mevluet P•
May 26, 2020
It is a very good course. It is my reference page and course about using R.
创建者 Michael P D•
May 22, 2020
Provides great foundational knowledge of building usable data objects in R.
创建者 Jesson P•
Oct 01, 2018
This course taught me the importance of tidying data suitable for analysis.
创建者 Mahmoud E•
Oct 01, 2018
This course gives a great insight on how capable and versatile R language.
创建者 Jamie M•
Jul 06, 2018
Excellent once again. I'm running out of superlatives. Great job Coursera.