World Bank's Lead time to import data analysis 3 - Visualize for two variables relationship with ggplot2

Generated by Bing Image Creator: Long view of natural hot springs, photo www.crosshyou.info This post is following of the above post. In this post I will make a few graphs to show relationship between lttl and other variables. First, lttl and region. On the boxplot, I displayed median values too. I…