However, typically developing children
showed systematic variation in parasympathetic activity (RSA) depending on both emotion valence (more activation for negative emotion, reduced activation for positive emotion) and task demand (more activation for suppression than induction).
Not exact matches
Lee likes to use one readymade material and subject it to a series of
systematic variations, as evidenced by his 2010
show at Maccarone gallery where he presented 96 sculptures made from terrycloth towels.
Surface air temperatures measured at a single location are known to
show non-constant
systematic errors over time because of
variations in solar heating and wind - speed effects.
The analysis
shows that the leading contributor to
variations in surface temperature over the 20th century is a largely
systematic upward trend in most locations that appears to be consistent with estimates of the effects of increasing greenhouse gas concentrations.