Feb 02, 2016
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.
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.
创建者 Emily K•
Nov 09, 2017
Should be before the 'R Programming' course - eases you in nicely.
创建者 Jesus L S•
Oct 24, 2016
a must have course before applying any math model to our data! :-)
创建者 Christophe K•
Feb 11, 2020
Very good course and first real challenge in this specialization.
创建者 Wellintton P•
Mar 12, 2018
great class for anyone learning the R language and data analytics
创建者 Himanshu S•
Dec 28, 2017
Really good for folks, who wants to learn data manipulations in R
创建者 Channaveer P•
Jul 24, 2017
Good one.... teaches you good skills to handle data and stress :)
创建者 Shuo C•
Feb 21, 2018
This whole specialization is very informative! Highly recommend!
创建者 María A D S C•
Apr 09, 2019
Muy interesante, bastante información y todo muy bien explicado
创建者 Gaalle A A P M P•
Jan 23, 2018
Thank you very much for letting me do this course. Learned alot
Oct 29, 2017
It's a useful course but the final assignment is real hard hah.
创建者 Noah B•
Apr 27, 2016
Solid fundamentals gained from this course on data manipulation
创建者 Denise O•
Mar 16, 2016
Great use of R. It really helped solidify what I learned there.
创建者 Ellen B•
Jul 02, 2018
Very nice course, and clear how to do it. I like it very much!
创建者 Sanjay L•
May 16, 2018
Good Course. It gives an idea on how to prepare tidy data set.
创建者 Shashank S N K•
Jan 31, 2018
It is great to know how the cleaning process is performed in R
创建者 Michele F F•
Jun 27, 2019
The best course I have already done about data preprocessing!
创建者 Vinicio D S•
Nov 20, 2017
Great course for getting to know different places to get data
创建者 Shri P S•
Aug 03, 2017
Very nice and highly recommended training or data scientists.
创建者 Giridhar C•
May 15, 2017
most important course for simple cleaning pls dont omit swirl
创建者 Sam Z•
Dec 12, 2016
This is a great course! I like it. It really helped me a lot.
创建者 Rafael H G•
Mar 21, 2016
Good course to learn how to use R to getting and clening data
创建者 Juan A J R•
May 20, 2017
great starting in the pain of getting data ready to analysis
创建者 David S•
Feb 05, 2019
Better than R Programming. Still very hard, but worthwhile.
创建者 Rishabh J•
Aug 22, 2017
The course project was a good exposure to untidy data sets.
创建者 Apurv S•
Mar 13, 2017
great course... feel more confident with data analysis....