Getting and Cleaning Data

开始时间: 04/22/2022 持续时间: 4 weeks

所在平台: CourseraArchive 课程类别: 信息，技术与设计 大学或机构: Johns Hopkins University(约翰•霍普金斯大学) 授课老师： Jeff Leek

课程主页: https://www.coursera.org/course/getdata

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课程详情

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.

课程大纲

Upon completion of this course you will be able to obtain data from a variety of sources. You will know the principles of tidy data and data sharing. Finally, you will understand and be able to apply the basic tools for data cleaning and manipulation.

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