If Events a and B Are Mutually Exclusive and Collectively

question 144

Multiple Choice

If events A and B are mutually exclusive and collectively exhaustive,what is the probability that event A occurs?

• A)0.25
• B)0.50
• C)1.00
• D)Cannot be determined from the information given.

---

Definitions:

Borderline Personality Disorder

A mental health disorder marked by patterns of ongoing instability in moods, behavior, self-image, and functioning.

Splitting

In psychology, a defense mechanism where an individual views others or themselves as all good or all bad, failing to integrate positive and negative attributes.

Schizotypal Personality Disorder

A mental health condition where individuals experience acute discomfort in close relationships, distorted thinking, and eccentric behavior.

Social Isolation

The condition of being separated from others, leading to a lack of companionship and communication, often impacting mental health.