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.
von Mike W•
Jan 16, 2018
Good overview of using R (and dplyr) to clean data into "tidy" dataframes.
von Victor R•
Mar 28, 2016
Helpful, but more than half of the knowledge is in the swirl tutorial.
Feb 10, 2020
good course, if there are more text mining content, it will be better
von Charles-Antoine d T•
Jun 24, 2017
some shortcuts on the viodes makes the replication of work difficult
von Hiva P•
Feb 26, 2018
for me the instruction for peer review exercises was not very clear
von JUYU K•
Jun 09, 2019
The project/assignment sometimes is not too clear on what to do.
von naveen k•
Aug 16, 2018
The course content must be more in-depth for auditing the course.
von Hai N•
Jan 24, 2017
Provide a good introduction to getting data and processing them.
von Andrew W•
Mar 19, 2018
Great course for diving deeper into the R programming language.
von marcelo G•
Aug 15, 2016
Very well elaborated. Very useful and real exercises and tools.
von Ashish S•
May 17, 2016
This would be very effective for my personal skill enhancement.
Aug 10, 2019
기본적인 내용을 다루어 주어서 좋았습니다.
조금 속도가 빠르긴 했지만, 좋은 강의였다고 생각합니다.
von 玥 张•
Feb 10, 2018
Great course but do not offer sufficient practical exercises.
von Ankush K•
May 31, 2017
Not the most exciting course, but definitely worth it/needed.
von Jayce L•
Oct 10, 2016
in my opinion, with more details, we could learn more about R
von Federico G•
Aug 20, 2019
I think using python would have been a better option than R
von Prashant K•
Mar 15, 2018
Videos can be bit more detailed (similar to the R program)
von Hung P•
Jun 03, 2020
A little bit out-dated, but very useful. I learned a lot.
von Brett W•
Sep 15, 2017
I liked this course, particularly with the SWIRL support.
von Andres M•
Feb 18, 2016
Some thing were very dificult and i needed more research
von Erik P•
Sep 28, 2016
The Course Project was really challenging.
von Nitin P•
Jan 29, 2016
I thoroughly enjoyed the course project. Overall, It
von Raul M G•
May 18, 2017
Very interesting and useful for improving knowledge
von Kelly M M•
Jul 20, 2017
Great course. Went a little fast, but they all do.
von Björn L•
Jul 08, 2019
Good course which covers quite a lot of material!