Group Dynamics and Decision-Making

The video explores how groups influence individual behavior, focusing on group dynamics, polarization, and decision-making. It discusses how groups can become more extreme in their views, take greater risks, and how mixed evidence can further polarize opinions due to confirmation bias. The concept of groupthink is introduced, explaining how it can lead to poor decision-making by suppressing dissent and overvaluing group consensus.

What is the concept that explains how trivial classifications can lead to group formation?

• Social Identity Theory

• Minimal Group Theory

• Group Cohesion Theory

• Social Comparison Theory

How do groups tend to change their opinions compared to individual members?

• They become more moderate

• They adopt more extreme positions

• They remain unchanged

• They become more diverse

What is the term for when groups take larger risks than individuals?

• Risky Shift

• Risk Aversion

• Risk Management

• Risk Neutrality

In the study by Lord, Ross, and Lepper, how did mixed evidence affect polarized groups?

• It moved them to the center

• It further polarized them

• It had no effect

• It made them more moderate

What bias explains why people focus on evidence that supports their existing beliefs?

• Anchoring Bias

• Hindsight Bias

• Availability Bias

• Confirmation Bias

What is 'groupthink' often characterized by?

• Independent decision-making

• Open criticism

• Strong leadership and suppression of dissent

• Diverse opinions

Which historical event is NOT mentioned as an example of poor group decision-making?

• Bay of Pigs Invasion

• Attack on Pearl Harbor

• Watergate Scandal

• Challenger Launch

What role do 'mind guards' play in groupthink?

• Suppress contradictory information

• Encourage diverse opinions

• Promote open discussion

• Facilitate decision-making

Which factor is NOT a contributor to groupthink according to Janis?

• Suppression of contradictory information

• Open dissent

• Belief in group intelligence

• Strong leadership

What is a common outcome of groupthink in decision-making?

• Enhanced group cohesion

• Increased creativity

• Improved decision quality

• Catastrophic errors