R programming - how to create small multiples diagram using facet_wrap and facet_grid from ggplot2

Using the facet_wrap and facet_grid functions of ggplot2 to create small multiples diagrams from an initial line diagram. The first example shows the small multiples in columns using facet_wrap, the second example shows the small multiples in rows using facet_grid.

⏱️ Timestamps:
00:00 Introduction
00:35 The data used in the charts
01:39 Set up line diagram
03:17 Create facet_wrap diagram
04:50 Additional changes to facet_wrap
07:25 Create facet_grid diagram
09:00 Additional changes to facet_grid
10:05 Discuss facet_grid based on columns

The line diagram video mentioned in this video at 01:34 can be found at

Resources which may be helpful when using facet_wrap or facet_grid:

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#rprogramming #ggplot2 #data #datavisualisation #rstudio