The Cashier Service Time at the Local Branch of the Rivertown

question 23

Multiple Choice

The cashier service time at the local branch of the Rivertown bank has an exponential distribution with a mean of 2.5 minutes. What is the probability that the service time is no more than 3 minutes?

• A) .3012
• B) .6988
• C) .4346
• D) .5654
• E) .0821

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Definitions:

Perceptual Distortion

A cognitive bias or error that affects the accuracy of one's perception or interpretation of reality.

Vicarious Learning

The process of learning by observing the actions and outcomes of others rather than through direct experience.

Albert Bandura

A psychologist known for his work on social learning theory and for introducing the concept of self-efficacy.

Operant Conditioning

A learning process through which the strength of a behavior is modified by reinforcement or punishment.