Data alone doesn't always tell the whole story, such as the before and after ridership chart the FTA put together which shows Memphis ridership on its most recent extension (Medical Center) is awful. But why is it awful compared to the projections? Because the Medical Center shut down and moved right after the line opened.
But the numbers always tell you all you need to know right? So says our favorite Libertarian scholar. Mr. Setty does the fun work of comparing apples to apples. He tosses in a talk on self selection fallacies to boot.