A Car Wash Takes a Constant Time of 9

question 104

Essay

A Car Wash takes a constant time of 9.1 minutes in its automated car wash cycle. Autos arrive following a Poisson distribution at the rate of 6 per hour. The owner wants to know:
a) The average waiting time in line.
b) The average length of the line.
c) The average utilization rate.
d) The average time in the system.
e) The average number of customers in the system.

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Definitions:

Level of Satisfaction

A measure of how content an individual is with various aspects of life or services.

Questionnaire

A set of written questions used for collecting information from respondents.

Hours of Television

The total amount of time spent watching television over a certain period.

Two-Year-Olds

Children who are aged two, focusing on this specific age group in developmental studies or parenting contexts.