学生对 Johns Hopkins University 提供的 Getting and Cleaning Data 的评价和反馈
课程概述
热门审阅
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.
BD
Oct 25, 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 - Getting and Cleaning Data 的 325 个评论（共 1,313 个）
创建者 Puja G
•Feb 6, 2018
Very useful to get hands on experience in data science to solve real world problems!
创建者 Stephen A
•Oct 3, 2020
This course gives all necessary foundations to kick start getting and cleaning data
创建者 Abay J
•Jan 20, 2019
Love quizzes and a course project. Working on them develops you as a data scientist
创建者 Ajendra S
•Aug 28, 2018
I really liked this course. This course helped me to understand the data wrangling.
创建者 Tiago P F
•Jan 3, 2018
Excellent course, with a very important focus on documentation and code versioning.
创建者 jutzhang
•Jun 26, 2016
建议更新课程中所涉及函数的使用方法
Please update the using methods of some functions in this lecture.
创建者 Andaru P
•Feb 12, 2016
90% of data science is cleaning, this really gets people accepting that key concept
创建者 Luz M S G
•Aug 29, 2020
It was an excellent course. It was challenging but I enjoyed it and learnt a lot.
创建者 Vital
•Jul 20, 2017
This course gave me an insights regarding data cleaning. Very grateful, thank you!
创建者 Karthic C
•Jul 17, 2017
Well put together course. Happy and eager to finish the rest of the specialization
创建者 Thor R
•Jan 18, 2019
Useful, the course is as much an introduction to R- part 2 as about cleaning data
创建者 Raunak S
•Oct 4, 2018
excellent course to get started with to learn the basic concepts of data tidying.
创建者 Sunder R V
•Aug 27, 2017
Enjoyed the course and learnt quite a few things in my quest for "Data Analytics"
创建者 Roberto D
•Jun 21, 2017
Very useful for deciding best methods pulling data and consistently massage data.
创建者 Jairo A V G
•Jun 25, 2020
an excellent course that allowed me to expand my knowledge and learn new things.
创建者 Premkumar S
•Sep 27, 2018
Excellent course with some great exercises put together that are very practical.
创建者 Zhongrun X
•Mar 31, 2016
Nice one. I would like to have some more information like getting data from API
创建者 Đức T N
•Oct 16, 2022
This is an excellent course for learning how to prepare data for analysis in R.
创建者 Waeibrorheem W
•Oct 12, 2020
It was an amazing learning experience. I really learn so much from this course.
创建者 Gustavo d P P
•Sep 13, 2019
Muito bom!
Aprendi a usar dplyr e agora minha vida se tornou muito mais fácil!!!
创建者 Yi-Yang L
•Mar 8, 2017
Good! Actually I think this course is useful no matter what other people think.
创建者 Bruno
•Jun 4, 2016
It's a good course, with right amount of exercises and well explained classes.
创建者 valeriu p
•Oct 2, 2017
Great course. Have learned a lot and discovered powerful tools and approaches.
创建者 Matthew
•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!