marginally significantp = 0.0678
In the first 2 min of the session, there was a marginally significant effect of Age on the percentage of freezing (Fig. 7a ; F 3,510 = 2.39, p = 0.0678) and there was a significant Age effect on distance traveled (Fig. 7b ; F 3,510 = 5.67, p = 0.0008).