Here, they observed how the learning and performance curves of the test subjects
changed over the course of the experiment.
Not exact matches
The average testosterone levels in the control group showed no significant
change over the
course of the treatment — it was around 2.3 ng / ml at both the beginning and the end
of the
experiment.
Small drifts in baseline were observed
over the
course of the
experiments, but these
changes had little effect on the interpretation
of the data because response magnitude was proportional to baseline activity.
These
experiments demonstrate that HARs may have
changed key developmental programs
over the
course of human evolution.