However, in the robot group, FAA showed a negative trend with comprehension, which may point toward a potential link between comprehension and left-frontal activation (approach motivation).
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Instructional modality influences neurocognitive engagement during moral learning.
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Participants who displayed relatively higher left-frontal activation tended to score somewhat better on comprehension and transfer tasks within the robot-mediated group, although this pattern did not reach statistical significance.
Thus, neither neural measure survived correction, though frontal alpha asymmetry showed a trend-level relationship with comprehension performance.