Ggplot Line Graph Multiple Lines. Sep 05 2020 Line graphs are often extended and used for the comparison of two or more lines. Libraryggplot2 Line plot with multiple groups ggplotdatadf2 aesxtime ybill groupsex geom_line geom_point Change line types ggplotdatadf2 aesxtime ybill groupsex geom_linelinetypedashed geom_point Change line colors and sizes ggplotdatadf2 aesxtime ybill groupsex geom_linelinetypedotted colorred size2.
If it isnt suitable for your needs you can copy and modify it. More generally visit the ggplot2 section for more ggplot2 related stuff. The easy way is to use the multiplot function defined at the bottom of this page.
As you already know a chart could make complicated relationships a lot clearer than phrases and numbers can.
I used fill. Draw a different line per year. Change line style with arguments like shape size color and more. First set up the plots and store them but dont render them yet.
