baseR-V2016.2 - Data Management and Manipulation using R

Tested on R versions 3.0.X through 3.3.1
Last update: 15 August 2016

Summary

Data in R can be of many different types and forms. The characteristics of these data, and how R deals with each, must be understood before data can be manipulated in R.

Topics in Module 3 that dealt with data management in R included:

• 3.1 Data cautions
• 3.2 Data mode, class
• 3.3 Data distinctions
• 3.4 Data input
• 3.5 Accessing variables3.6 Coercing data
• 3.7 Reshaping data
• 3.8 Data checking
• 3.9 Data output

How to manipulate data once they have been successfully created or imported as R data objects is the subject of Module 4, Data Manipulation in R.

END MODULE 3

Start Module #4 Next