Data visualization is the graphical representation of information and data.
By using visual elements like charts, graphs, and maps, data visualization tools provide an accessible way to see and understand trends, outliers, and patterns in data.
Here are some websites for help with data visualization in R.
Data Visualization with R by Rob Kabacoff
‘Data visualisation’ in R for Data Science by Hadley Wickham
The Best Data Visualization Blogs
If you don’t want to deal with R, here is a cloud based data visualization tool called RawGraphs