Learning to Data

Tutorials, Books, and Guides


Bivariate Area Charts in R

Quickly compare two time series variables with this line-area chart hybrid that originated in the 1700s.

How to Make Maps in R That Include Alaska and Hawaii

The conterminous United States always gets the attention, while Alaska and Hawaii are often left out. It is time to bring them back into view.

How to Map and Use GeoTIFF Files in R

It’s like working with a bunch of tiny dots, and oh look, all of sudden patterns emerge.

How to Make Horizon Graphs in R

The relatively new and lesser known time series visualization can be useful if you know what you’re looking at, and they take up a lot less space.

How to Make Variable Width Bar Charts in R

The code to create these bar chart variations is almost the same as if you were to make a standard bar chart. But make sure you get the math right.

See All Tutorials »

Guides and Tips

  • Bivariate choropleth how-to

    Your standard choropleth map shows geographic areas colored by a single variable. You’re reading this, so you’ve seen them before. …

  • Naked Statistics

    Naked Statistics by Charles Wheelan promises a fun, non-boring introduction to statistics that doesn’t leave you drifting off into space, …

  • Learn the rules of data graphics so you can bend them

    If you take away anything from The Visual Display of Quantitative Information, make it the epilogue. This is the most …

More guides »