About

This course is brought to you as part of the Open Educational Resources initiative of Marburg University, Germany from the Lab of Environmental Informatics at the Department of Geography.

The responsibility for the content rests with the instructors. Statements, opinions and/or conclusions are those of the instructors and do not necessarily reflect the opinion of the representatives of Marburg University.

Creative Commons License
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.

Image Sources

Page Thumbnail Source
Home    
  Course banner with the R logo on a blue digital background. R-series artwork: Thinkstock / InfoWorld. Current source page using the artwork.
Unit 01 Introduction to R  
Grid RStudio hexagon logo used for Unit 01. Logo by RStudio Community
Header Stacked bars showing Android version market shares over time, used as the Unit 01 header. StatCounter. Mobile Android Operating System Market Share by Version Worldwide from January 2018 to January 2020. Statista
Unit 02 Types of Data  
Grid Window overlooking a city, with a neon message about data; Unit 02 thumbnail. Photo by Franki Chamaki from unsplash
Header Cropped neon message about data, used as the Unit 02 header. Photo by Franki Chamaki from unsplash
03_02 Four horsemen labelled nominal, ordinal, interval and ratio; the measurement-level mnemonic discussed in Unit 02. Artwork by J. Krichevsky & D. Masson, edited
Unit 03 Types of Objects  
Grid Matrix-themed stick-figure cartoon used as the Unit 03 thumbnail. Image by jimit221b from reddit.com
Header Cropped neon message about data, used as the Unit 03 header. Photo by Franki Chamaki from unsplash
Unit 04 Indexing  
Grid
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Header		 Open card-catalogue drawer, used for Unit 04 indexing. Photo by Maksym Kaharlytskyi from Unsplash
Unit 05 Work Environment  
Grid
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Header		 Laptop on a tree stump outdoors, used for Unit 05. Photo by Lukas “Goumbik” from Pixabay
Unit 06 In- and Output of Data  
Grid
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Header		 Laptop on a table, used for Unit 06. Image by Free-Photos from Pixabay
Unit 07 Operations  
Grid
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Header		 Programming code on a screen, used for Unit 07. Photo by Christopher Kuszajewski from Pixabay
Unit 08 Sorting, Binding, Merging    
Grid Composite image of a pug with outstretched bird wings, used for Unit 08. Image by Sarah Richter from Pixabay  
Header Rows of assorted pasta shapes, used for the Unit 08 header. Image by congerdesign from Pixabay  
Unit 09 Introduction to Creating Graphs  
Grid
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Header		 Abstract multicoloured circular graphic, used for the Unit 09 thumbnail.

Person using a tablet beside a rising curve, used for the Unit 09 header.		 Images by Gerd Altmann from Pixabay
Spotlights    
Grid
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Header		 Stage spotlights shining through yellow smoke, used for the Spotlights header. Image by Julia Schwab from Pixabay