Consider an Espresso Stand with a Single Barista

question 39

Multiple Choice

Consider an espresso stand with a single barista.Customers arrive to the stand at the rate of 28 per hour according to a Poisson distribution.Service times are exponentially distributed with a service rate of 35 customers per hour.The average time in minutes a customer spends waiting in line for service is

• A)0.114 minute
• B)0.143 minute
• C)6.84 minutes
• D)8.58 minutes

---

Definitions:

Baking Department

A specific section within a retail store, food service establishment, or manufacturing facility dedicated to producing baked goods.

Overhead Costs

General business expenses that are not directly attributable to creating a product or service but are necessary for the business's day-to-day operations.

Plantwide Overhead Rate

A single overhead rate calculated by dividing all manufacturing overhead costs by an entity's total allocation base, typically direct labor hours or machine hours, used across an entire factory.

Machine Hours

A measure of the total time that machines are operating, used in cost accounting to allocate machine-related expenses to products.