If Arrivals Occur at a Mean Rate of 2

question 19

Multiple Choice

If arrivals occur at a mean rate of 2.6 events per minute,the exponential probability of waiting more than 1.5 minutes for the next arrival is

• A)0.0202
• B)0.0122
• C)0.0535
• D)0.2564

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Definitions:

Id Impulses

Instinctual drives and desires, often unconscious, that form part of Freud's structural model of the psyche, seeking immediate satisfaction according to the pleasure principle.

Ego Defense Mechanisms

According to psychoanalytic theory, strategies developed by the ego to control unacceptable id impulses and to avoid or reduce the anxiety they arouse.

Unconscious Conflict

A struggle or problem that exists in one's unconscious mind, affecting behavior and emotions without the individual's awareness.

Checking Compulsion

A compulsion in which people feel compelled to check the same things over and over.