What's the PURPOSE of the PSAT?

In this quick episode, Naka and Jeremy break down the PSAT, which essentially provides students with an introduction to standardized testing. While there are many opportunities to take a PSAT during a high school career (some schools offer the PSAT 8/9, the PSAT 10, and the PSAT/NMSQT- The Preliminary SAT/National Merit Scholarship Qualifying Test), students should REALLY put their energy into the 11th-grade PSAT/NMSQT (ideally, when they are preparing for their SATs anyway). If student...