W02-1: Explore the field data

• R — the interpreter can be installed on any operation system. For Linux, you should use the r-cran packages supplied for your Linux distribution. If you use Ubuntu, this is one of many starting points. If you use Windows, you could install R from the official CRAN web page.

• R Studio — we recommend to use R Studio for (interactive) programming with R. You can download R Studio from the official web page.

Create a new dataframe which only contains the plots of the year 2015.

Do the following tasks with this subset:

Please create new variables, that represents the total vegetation cover of the plots

Please figure out the functions for some general descriptive statistics: mean, median, standard deviation, maximum and minimum. Let's try those on the total vegetation cover

Please visualize the vegetation cover using a boxplot

Please visualize the relation between elevation and vegetation cover. Is there a relationship?

Visualize the differences in vegetation cover for each land cover class