Participants were 121 Education graduate students recruited
from a German university. There were 20 male and 101 female
participants, and all of them were over 18 years old (M ¼ 21.98,
SD ¼ 2.13). Participants were randomly assigned to one of four
conditions, created by two design factors with two levels each.
These factors were the external induction of positive emotions by
means of a video-based mood induction procedure (positive (PE) or
neutral (NE) emotions), and the internal induction of positive