Edited sentence: In fact, NHTSA "researchers" can set the "accuracy" at whatever number they are paid to produce.NHTSA contractors “validate” FSTs using a technical mathematical statistic called “accuracy.The NHTSA’s “accuracy” statistic is subject to manipulation.The Predictive Value of FSTs is extremely low.The Predictive Value of The NHTSA's Field Sobriety Test.This reference shows how the trick is done.” This statistical “accuracy” is not the “accuracy” of common intuition