ADMS 2511 Lecture 29: ADMS 2511 Lecture 29 Notes
1 May 2018
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ADMS 2511 Lecture 29 Notes – Strengths of Group Decision Making, Groups vs. the Individual
and Group Decision Making
Introduction
• The hindsight bias reduces our ability to learn from the past.
• It lets us think that we are better predictors than we really are, and can make us falsely
confident.
• If your atual preditive auray is oly 40 peret, ut you thik it’s 90 peret, you
are likely to be less skeptical about your predictive skills.
• OB in Action—Reducing Biases and Errors in Decision Making provides you with some
ideas for improving your decision making.
Group Decision Making
• The belief—characterized by juries—that two heads are better than one has long been
accepted as a basic compoet of North Aeria ad ay other outries’ legal
systems.
• Today, many decisions in organizations are made by groups, teams, or committees.
• In this section, we review group decision making and compare it with individual decision
making.
Groups vs. the Individual
• Decision-making groups may be widely used in organizations, but are group decisions
preferable to those made by an individual alone?
• The answer to this depends on a number of factors we consider below.
• Exhibit 12-2 for a summary of our major points.
• Point/Counterpoint also considers whether people are more creative when they work
alone or with others.
Strengths of Group Decision Making
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