A Small Store Is Trying to Determine If Its Current

question 20

Essay

A small store is trying to determine if its current checkout system is adequate. Currently, there is only one cashier, so it is a single-channel, single-phase system. The store has collected information on the interarrival time, and service time distributions. They are represented in the tables below. Use the following two-digit random numbers given below to simulate 10 customers through the checkout system. What is the average time in line, and average time in system? (Set first arrival time to the interarrival time generated by first random number.
Random numbers for interarrival times: 07, 60, 77, 49, 76, 95, 51, 16, 14, 85
Random numbers of service times: 57, 17, 36, 72, 85, 31, 44, 30, 26, 09

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Definitions:

Growth

The process of increasing in size, maturity, or complexity, applicable to physical, emotional, and intellectual development.

Fixed Mind-Set

A belief that one's abilities, intelligence, and talents are fixed traits, leading to a reluctance to embrace challenges or learn from mistakes.

Growth Mind-Set

The belief that one's abilities and intelligence can be developed through dedication and hard work.

Malleable

Capable of being shaped or formed; easily influenced or adaptable.