Performance in Groups Outline o Types of tasks

Performance in Groups

Outline o Types of tasks n n n Additive Compensatory Disjunctive Conjunctive Discretionary

Additive o o When all group members perform the same job and group performance is a sum of individual performance Examples: n Stuffing envelopes, relay race, brainstorming

Compensatory o o o Judgments of individuals are pooled; errors by some can be corrected by others The group average is the group product—again everybody has something to contribute Examples: n Estimating costs, money market forecasts

Disjunctive o Tasks which require the group to select a single correct answer n o The achievement of the group is defined by its most able member Only one correct answer, getting answer depends on: o o o someone getting the right answer others recognizing it as being correct! Examples: n Problem solving, math calculations, college quiz bowl

Conjunctive o Group tasks which require every group member to complete the task n o The achievement of the group is defined by its least able member Examples: n Mountaineering team, group presentation, software projects

Discretionary o o Group tasks in which groups can combine individual contributions as it chooses Examples: n Juries deciding how to appropriately weigh information, a group deciding to take a vote or let the leader choose

How are Inputs Related? Additive: o Performance exceeds best member Conjunctive: o Performance determined by worst member Compensatory: o Group performance should be better than most members Discretionary: o Group determines how inputs are combined o Performance depends on how they're combined Disjunctive: o Performance should match the best member

Activity o o Get into groups of 4 -5 Complete the types of tasks activity 10 -1 (p. 301)