Comentários e feedback de alunos de Obtenção e Limpeza de Dados da instituição Universidade Johns Hopkins
Sobre o curso
Melhores avaliações
HS
2 de mai de 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.
BE
25 de out de 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.
301 — 325 de 1,278 Avaliações para o Obtenção e Limpeza de Dados
por Vitalii S
•20 de jul de 2017
This course gave me an insights regarding data cleaning. Very grateful, thank you!
por Karthic C
•17 de jul de 2017
Well put together course. Happy and eager to finish the rest of the specialization
por Thor R
•18 de jan de 2019
Useful, the course is as much an introduction to R- part 2 as about cleaning data
por Raunak S
•5 de out de 2018
excellent course to get started with to learn the basic concepts of data tidying.
por Sunder R V
•27 de ago de 2017
Enjoyed the course and learnt quite a few things in my quest for "Data Analytics"
por Roberto D
•21 de jun de 2017
Very useful for deciding best methods pulling data and consistently massage data.
por Jairo A V G
•25 de jun de 2020
an excellent course that allowed me to expand my knowledge and learn new things.
por Premkumar S
•27 de set de 2018
Excellent course with some great exercises put together that are very practical.
por xiang
•31 de mar de 2016
Nice one. I would like to have some more information like getting data from API
por Waeibrorheem W
•12 de out de 2020
It was an amazing learning experience. I really learn so much from this course.
por Gustavo d P P
•13 de set de 2019
Muito bom!
Aprendi a usar dplyr e agora minha vida se tornou muito mais fácil!!!
por Yi-Yang L
•8 de mar de 2017
Good! Actually I think this course is useful no matter what other people think.
por Bruno
•4 de jun de 2016
It's a good course, with right amount of exercises and well explained classes.
por Prohnițchi V
•2 de out de 2017
Great course. Have learned a lot and discovered powerful tools and approaches.
por Matthew
•22 de fev de 2017
Solid course overall which covers in a high level many data gathering methods.
por Bill K
•10 de fev de 2016
Great course with good lectures and labs. Don't forget the swirl assignments!
por Diego A Q
•3 de jun de 2019
Very useful for every day data arrangements and data downloads from Internet.
por Siva M
•6 de dez de 2018
It is great time. The course content was amazing. I learnt lot of new things.
por Joseph G N
•5 de nov de 2018
The course has amazing exercise in every week. You can learn a lot with them.
por Raphael P
•23 de jun de 2018
I started with this course to understand the logic of ordering of the series.
por Gustavo P F d X
•15 de jan de 2017
Wonderful course for those who are keen on expand their knowledge n R skills.
por Bruno K
•17 de fev de 2016
Great course! The course content is very good and the length is appropriated.
por Marco M
•9 de out de 2020
Really good course! It could be even better with more labs in the beginning.
por Scott D
•30 de dez de 2018
This course is great. The tactical skills in R you really need on the job.
por Jessica R
•3 de abr de 2018
Very useful course on how to prepare data so it can more easily be analyzed.
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