What Is the Up and Down Spike in the Haunted House Data?

Maggie's data shows a roller coaster of g s r reading, up and down. Scientists say this might be because she went through a slightly different experience than the one they normally collect data from. Welle: Is it possible that switching into this cognitive mode effectively calmed you down from time to time? Maggie: It makes me feel a little better about being completely irrational.