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Kursteilnehmer-Bewertung und -Feedback für Getting and Cleaning Data von Johns Hopkins University

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7,753 Bewertungen
1,264 Bewertungen

Über den Kurs

Before you can work with data you have to get some. This course will cover the basic ways that data can be obtained. The course will cover obtaining data from the web, from APIs, from databases and from colleagues in various formats. It will also cover the basics of data cleaning and how to make data “tidy”. Tidy data dramatically speed downstream data analysis tasks. The course will also cover the components of a complete data set including raw data, processing instructions, codebooks, and processed data. The course will cover the basics needed for collecting, cleaning, and sharing data....

Top-Bewertungen

HS
2. Mai 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. Okt. 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.

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301 - 325 von 1,223 Bewertungen für Getting and Cleaning Data

von Siva M

6. Dez. 2018

It is great time. The course content was amazing. I learnt lot of new things.

von Joseph G N

5. Nov. 2018

The course has amazing exercise in every week. You can learn a lot with them.

von Raphael P

23. Juni 2018

I started with this course to understand the logic of ordering of the series.

von Gustavo P F d X

15. Jan. 2017

Wonderful course for those who are keen on expand their knowledge n R skills.

von Bruno K

17. Feb. 2016

Great course! The course content is very good and the length is appropriated.

von Marco M

9. Okt. 2020

Really good course! It could be even better with more labs in the beginning.

von Scott D

30. Dez. 2018

This course is great. The tactical skills in R you really need on the job.

von Jessica R

3. Apr. 2018

Very useful course on how to prepare data so it can more easily be analyzed.

von 吴昊

3. März 2018

Very helpful source. Introduce the basic and important concept of tidy data.

von 杜冈桃

7. Sep. 2017

Coursera is very practical and I am ready to continue to study more courses.

von Catharine

16. März 2017

Very helpful and practical course to learn about data sourcing and cleaning.

von Juan C P A

28. März 2016

Recommended for all who want to manage their data and not be handled by them

von Jeff L J D

10. Okt. 2020

This a great course especially for a beginner like me. Thank you very much.

von Eswara K

4. Juni 2020

Great course. Only nitpick is that the volume of data to work with is huge.

von Mevluet P

26. Mai 2020

It is a very good course. It is my reference page and course about using R.

von Michael P D

22. Mai 2020

Provides great foundational knowledge of building usable data objects in R.

von Jesson P

30. Sep. 2018

This course taught me the importance of tidying data suitable for analysis.

von Leonard P

30. Nov. 2020

Exceptional course with a steep learning curve, But it's totally worth it.

von Mahmoud E

1. Okt. 2018

This course gives a great insight on how capable and versatile R language.

von Jamie M

6. Juli 2018

Excellent once again. I'm running out of superlatives. Great job Coursera.

von SATHYANARAYANAN S

10. Sep. 2017

Very good for anyone wanting to get into the field of Data Science using R

von harshdeep k

29. Aug. 2016

Learning how to create a tidy Data set was one of the perks in this course

von Arturo P

10. Dez. 2020

Excellent course, really good for managing messy data. Fully recommended!

von Jean P L

26. Jan. 2016

It's awesome. Very difficult, challenging, and lots of stuff to be learnt

von Filip Z

11. Sep. 2020

Great course. I learned what i wanted to learn in a very convenient way.