r - Adding Slight curve (or bend) in ggplot geom_path to make path easier to read - Stack Overflow

This question is a new question from a previously answered question located here: Plot mean of data within same ggplot As you can see in the .jpg picture below-- the red line geom_path gets squeezed

Mis Notas de R PDF, PDF, Bootstrapping (Statistics)

r - Interpolate curved line betweenstart and end points for ggplot2 - Stack Overflow

r - ggplot loop adding curves fails, but works one at a time - Stack Overflow

R Book Guide, PDF, Software Repository

R Book Guide, PDF, Software Repository

r - Rescale line thickness in ggplot2 - Stack Overflow

r - geom-smooth: fitting the curve better to the points - Stack Overflow

r - Is there way in ggplot2 to place text on a curved path? - Stack Overflow

r - Adding Slight curve (or bend) in ggplot geom_path to make path easier to read - Stack Overflow

r - How to smooth curves line graph in ggplot? - Stack Overflow

r - Is there way in ggplot2 to place text on a curved path? - Stack Overflow

r - ggplot2 geom_path plot is very fuzzy. How can I fix this? - Stack Overflow

r - How do I automatically plot overlapping curves with ggplot2? - Stack Overflow

Ggplot 2: Elegant Graphics For Data Analysis. Second Edition., PDF, Coordinate System

r - How to make geom_path smoothed in a connected scatter plot? - Stack Overflow