In this video, Homework #23 in the video series Homework, Research, and Statistics, we identify the frequency with which any given retracement level of the previous day lines up with any given retracement level of the current day. For instance, how often did the 125% retracement from previous high line up with the current low? How often did the previous day midpoint line up with current high? How often did the previous high line up with the current high.