A Small Diner Has One Employee and a Counter with Seating

question 69

Multiple Choice

A small diner has one employee and a counter with seating for 8 customers.The diner does not package food for takeout.Customers arrive at the diner at the rate of 20 per hour (Poisson distributed) .Service times are exponentially distributed and average 24 per hour.Customers that arrive when all seats are taken do not enter the diner.What is the average time a customer spends waiting?

• A)2.5 minutes
• B)3.0 minutes
• C)6.44 minutes
• D)24 minutes

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Definitions:

Caregiver

The individual, often a parent, who cares for the child.

Biological Relationship

A connection or bond between individuals based on genetic relatedness, such as between parents and children.

Secure Base

The caregiver’s role as a place of safety for the child.

Attachment Theory

A psychological model that describes the dynamics of long-term and short-term interpersonal relationships between humans, focusing on how childhood attachments influence adult relationships.