Graphs in R / ggplot2

First Graphs – Scatterplot 2 variables

The x-axis is now handled asĀ factor.

Graphs – Scatterplot with 3 variables

This can be done by either add a color or a size. But this is not optimal ( colors can be hard to distinct, size is not precise as a value on the x/y axis).

 

 

 

Graphs in R / ggplot2
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