9-1 decision making chapter 9. 9-2 value of group decision making advantages process gain higher...
TRANSCRIPT
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9-1
Decision Making
Chapter 9
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Value of Group Decision Making
Advantages
Process gain
Higher quality decisions
Motivational effects
Disadvantages
Process loss
Communication problems
Failure to pool knowledge
Advantages and Disadvantages of Group Decision Making
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Value of Group Decision Making
When Are Group Decisions Superior to Individual Decisions?
Group superior if resources are successfully pooled Group composition Good communication Need for groups
Individual decisions superior if: Action from most members not required Simple Quick
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Approaches to Group Decision Making
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Approaches to Group Decision Making
Consultative Efficient Disadvantages:
Not fully committed Ignores conflict Encourages competition
Democratic Quick, high quality Disadvantages:
Premature closing of discussion Lack of commitment Resentment
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Approaches to Group Decision Making
ConsensusBest use of team resourcesBetter likelihood of implementationDisadvantages:
Time Energy Skill
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Approaches to Group Decision Making
Evaluating Group Decision-Making Approaches
Quality
Speed
Acceptance or Support
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Approaches to Group Decision Making
Normative Decision-Making Theory
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Decision Making Problems Causes of Group Decision-Making Problems
Disagreement Premature closure
Time Pressure to Decide Support first decision Follow past solution Delegate decision
Outside Stress Groupthink Reduced generation of ideas
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Decision Making Problems Group Polarization
Risky shift phenomenon Group norm shift
Group Think Structural decision-making flaws Group cohesiveness External pressure Prevent by:
Critical evaluator Consult outside experts
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Insert Table 9.3 Table of Groupthink
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Decision Making Techniques
Nominal Group TechniqueWritten ideas, discussion, rank order
Advantages: Quick Low conformity No social relations needed
Disadvantages: Requires facilitator Narrow problems only
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Decision Making Techniques
Delphi TechniqueSeries of surveys
Advantages: Works with distance and large groups
Disadvantages: Time consuming Need skills to develop and analyze surveys
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Decision Making Techniques
Ringi TechniqueWritten document developed anonymously
Advantages: Express true convictions Embarrassment avoided
Disadvantages: Slow No guarantee on agreement
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Decision Making Techniques
Evaluation of Decision Making Techniques
Based on assumption these problems exist: Socializing Unequal participation Discussion
Impersonal atmosphere reduces acceptance and commitment to a decision
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Application: Consensus Decision Making
Uses team resources fully
Support for implementation
Builds team skills
Achieved when all answer yes to following:
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Application: Consensus Decision Making
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Activity Continued
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Insert Activity: Group Versus Individual Decision Making (p. 182)
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