the skills involved in performing the tasks associated with perception, learning, memory, understanding, awareness, reasoning, judgment, intuition, and language.
a task or project that a group can complete by averaging individual members’ solutions or recommendations. Groups are more likely to outperform individuals on such tasks when (a) the members are equally proficient at the task and (b) the members do not share common biases that produce systematic tendencies toward overestimation or underestimation. Compare additive task; conjunctive task; disjunctive task. See also wisdom of crowds.