If Two Events Are Complementary, Then We Know That

question 117

Multiple Choice

If two events are complementary, then we know that:

• A)the sum of their probabilities is one.
• B)the joint probability of the two events is one.
• C)their intersection has a nonzero probability.
• D)they are independent events.

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Definitions:

Common Ingroup Identity

A psychological model suggesting that emphasizing shared identities within diverse groups can reduce intergroup bias and foster a sense of unity and cooperation.

Disidentification

The process through which an individual consciously chooses not to associate themselves with certain groups or ideas.

Ingroup Bias

The tendency to favor and extend loyalty to members of one's own group over others.

Intergroup Harmony

The peaceful and cooperative interaction between different groups, aiming to reduce conflict and promote mutual understanding and respect.