Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The Tree widget receives no data and does not output a tree but only an algorithm (ä recipe") for building one. The Randomize widget, which shuffles the data, is here only to demonstrate that cross validation discovers overfitting by showing a small accuracy. In practice, we would use the actual, non-randomized data.
