One of best ways to learn visualization in any given software is to look at examples and apply to your own data. The R graph gallery helps you with the first part providing plenty of examples and the code snippets to make them. It’s still relatively new, but it should prove useful as it grows (hopefully). [via Revolutions]
R graph gallery
People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?
Shifting Incomes for American Jobs
For various occupations, the difference between the person who makes the most and the one who makes the least can be significant.
Visualizing the Uncertainty in Data
Data is an abstraction, and it’s impossible to encapsulate everything it represents in real life. So there is uncertainty. Here are ways to visualize the uncertainty.