Swirl exercises to accompany the course "Data analysis and visualization using R"

This swirl course can be installed and loaded by following these steps:

• Open Rstudio and go to the console
• install swirl if required using install.packages("swirl")
• load swirl by typing library(swirl)
• install this course by typing install_course_github("MichielNoback", "R_Data_Analysis")
• start swirl by typing swirl() on the console
• give a username that you will use during this ENTIRE swirl course
• When prompted to choose a course, select the course "MichielNoback-R Data Analysis-..."
• select a lesson. I recommend using this oreder:
  • lesson 1 "R_as_calculator"
  • lesson 2 "Working_with_Vectors"
  • lesson 3 "Complex_Datatypes"
  • lesson 4 "Functions"