R language ggplot2 visualization: based on the fill parameter and shape parameter in the aes function, custom draw a grouped line chart and add data points (scatter points), use the legend.position fu

R language ggplot2 visualization: based on the fill parameter and shape parameter in the aes function,Define to draw a grouped line chart and add data points (scatter points), use the legend.position function of the theme function to configure the legend to the right side of the image

Table of Contents