HS
May 2, 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.
DH
Feb 1, 2016
Easy, mostly instructive Course. The Assignments and quizzes are quite good, and illustrates the lessons very well.
See the videos for general presentation, but use the energy on the excersizes.
By Diego A Q
•Jun 3, 2019
Very useful for every day data arrangements and data downloads from Internet.
By Siva M
•Dec 6, 2018
It is great time. The course content was amazing. I learnt lot of new things.
By Joseph G N
•Nov 5, 2018
The course has amazing exercise in every week. You can learn a lot with them.
By Raphael P
•Jun 23, 2018
I started with this course to understand the logic of ordering of the series.
By Gustavo P F d X
•Jan 15, 2017
Wonderful course for those who are keen on expand their knowledge n R skills.
By Bruno K
•Feb 17, 2016
Great course! The course content is very good and the length is appropriated.
By Marco M
•Oct 9, 2020
Really good course! It could be even better with more labs in the beginning.
By Scott D
•Dec 30, 2018
This course is great. The tactical skills in R you really need on the job.
By Jessica R
•Apr 3, 2018
Very useful course on how to prepare data so it can more easily be analyzed.
By 吴昊
•Mar 3, 2018
Very helpful source. Introduce the basic and important concept of tidy data.
By 杜冈桃
•Sep 7, 2017
Coursera is very practical and I am ready to continue to study more courses.
By Catharine K
•Mar 16, 2017
Very helpful and practical course to learn about data sourcing and cleaning.
By Juan C P A
•Mar 27, 2016
Recommended for all who want to manage their data and not be handled by them
By Jeff D
•Oct 10, 2020
This a great course especially for a beginner like me. Thank you very much.
By Eswara K
•Jun 4, 2020
Great course. Only nitpick is that the volume of data to work with is huge.
By Mevluet P
•May 26, 2020
It is a very good course. It is my reference page and course about using R.
By Michael D
•May 22, 2020
Provides great foundational knowledge of building usable data objects in R.
By Jesson P
•Sep 30, 2018
This course taught me the importance of tidying data suitable for analysis.
By Leonard P
•Nov 30, 2020
Exceptional course with a steep learning curve, But it's totally worth it.
By Mahmoud E
•Oct 1, 2018
This course gives a great insight on how capable and versatile R language.
By Jamie M
•Jul 6, 2018
Excellent once again. I'm running out of superlatives. Great job Coursera.
By SATHYANARAYANAN S
•Sep 10, 2017
Very good for anyone wanting to get into the field of Data Science using R
By harshdeep k
•Aug 29, 2016
Learning how to create a tidy Data set was one of the perks in this course
By Arturo P
•Dec 10, 2020
Excellent course, really good for managing messy data. Fully recommended!
By Jean P L
•Jan 26, 2016
It's awesome. Very difficult, challenging, and lots of stuff to be learnt