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Questions

If we have followed this chapter closely, by now, we should be able to answer the following questions:

  • How do users install R?
  • What are the basic data types in R?
  • How can users work with these different types of data in R?
  • How would users loop through a number of values in R?
  • How would users write a function in R? 
  • What are lapply, sapply, and tapply and how are they used in R?
  • How is data plotted in R?
  • How do users install QGIS?
  • How can users explore an attribute table in QGIS?
  • How can users add vector (and raster) data in QGIS?
  • How can users install plugins in QGIS?
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