https://faculty.washington.edu/kessler/occasionally-asked-questions.html
If any of you guys want to learn more about ENSO obscura, I just came across this link-within-a-link. There are so many random weather tidbit html websites like this littered all over the internet, made by college students and pro mets years or even decades ago, still technically accessible by stray links, kept active by the forever running servers on college campuses and government facilities.
Both sides are in the composite. La Nina would be negative correlation, but since it has to show something sided, it's default positive, with both sides factored in (negative is -1(-1))