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- Problem 2: Suppose you observe the following arrivals and departures from a single-server queueing system. Observations begin at time 100.0 (with no one in the queue) and end at 120.0. Customer Time Customer # Arrives to Queue 83 84 85 86 87 88 89 90 91 100.4 101.5 105.1 106.8 108.1 113.5 117.9 118.0 119.9 Time Customer Departs from Queue and Goes Into Service 102.3 108.3 109.5 110.6 112.9 114.2 117.9 119.2 After 120.0 Time Customer Departs From Server 108.3 109.5 110.6 112.9 114.2 116.3 119.2 After 120.0 After 120.0 1) What is the sample mean, sample standard deviation, minimum, and maximum of the waiting time in the queue observed for the customers who arrived at, and departed from, the queue during the time interval [100.0, 120.0]?A company receives parts from suppliers to be used in its manufacturing departments. The quality control department must perform two operation when shipments are received:i) Operation A-draw a random sample, package, and deliver to testing, andii) Operation B-test the materials and issue a disposition reportThere are currently six shipments waiting to be processed. The time estimates for processing these six shipments through quality control are:Shipment Operation A (hours) Operation B (hours)1 1.5 1.02 1.1 2.73 1.2 1.44 0.7…b) A company receives parts from suppliers to be used in its manufacturing departments. The quality control department must perform two operations when shipments are received: Operation A – draw a random sample, package, and deliver to testing; and Operation B – test the materials and issue a disposition report. There are currently six shipments waiting to be processed. The time estimates for processing these six shipments through quality control are given in the table below. Shipment Operation A (hours) Operation B (hours) A 1.5 1.0 В 1.1 2.7 1.2 1.4 D 0.7 1.6 E 1.6 1.5 F 1.9 2.9 Use Johnson's Rule to set the sequence of processing the shipments through Quality Control. i. ii. How much total time is required to process all the six shipments through Quality Control? Show all times on a Gantt Chart. w lu
- At the University Hospital, five blood samples must bescheduled through a blood-testing laboratory. Eachsample goes through up to four different testing stations.The times for each test and the due dates for eachsample are as follows:Sample Test Station/Hours Due Date (hours)1 A/1, B/2, C/3, D/1 62 B/2, C/3, A/1, D/4 103 C/2, A/3, D/1, C/2 84 A/2, D/2, C/3, B/1 145 D/2, C/1, A/2, B/4 12a. Using a Gantt chart, schedule these five samples in priority order of earliest due date first.b. Assume that the capacity of each test station (A, B, C and D) is doubled. Prepare an FCS for this situation.c. What are the bottleneck work centers in part a of the problem. Suggest capacity additions that might be needed.At the University Hospital, five blood samples must be scheduled through a blood-testing laboratory. Each sample goes through up to four different testing stations. The times for each test and the due dates for each sample are as follows: Sample Test Station/Hours Due Date (hours) 1 A/1, B/2, C/3, D/1 6 2 B/2, C/3, A/1, D/4 10 3 C/2, A/3, D/1, C/2 8 4 A/2, D/2, C/3, B/1 14 5 D/2, C/1, A/2, B/4 12 a. Using a Gantt chart, schedule these five samples; schedule them in priority order of earliest due date first. b. Assume that the capacity of each test station (A, B, C, and D) is doubled. Prepare an FCS for this…Statement of the ProblemKuala Lumpur Hospital, as we all know, is one of Malaysia's busiest hospitals. This is due to the fact that it admits a diverse range of patients suffering from a diverse range of disorders. These patients have arrived as a result of the health sector that operates in this facility. In other words, the departments within it are quite diverse. As a result, the hospital must deal with a high volume of both existing and new patients. Employees are required to gather patient personal information such as name, address, and so on for all of these admissions. It intends to capture and save their data for further use. Employee admissions, such as physicians and nurses, should also be recorded by the hospital. Furthermore, the hospital must manually record the many departments, rooms, and physicians in hospitals. It is also required to keep frequent records of patients, patients admitted to the hospital, doctor exams on patients, patients who have had surgery, and…
- Proctoring Enabled: Chapter 12 Computer Simulati. O Help Save & Exit Submit Saved Given this frequency distribution, what demand values would be associated with the following random numbers? (Do not round intermediate calculations.) Demand Frequency 29 1 23 2. 19 3. 29 Random Number Simulated Demand 0.3 0.5 0.9 Mc Graw Hill < Prev 2 of 5 ASUSStation 1 6 min/unit Station 2 Machine A 15 min/unit 6 minutes 20 minutes 91 minutes 226 minutes Station 2 Machine B 15 min/unit Station 3 10 min/unit Station 4 Machine A 60 min/unit Station 4 Machine B 60 min/unit Station 4 Machine C 60 min/unit A manufacturing plant has four stations in the assembly line (illustrated in the image above). A unit needs to be processed at either Machine A or Machine B for Station 2 (parallel lines, both lines performing the same operations). The box is then processed at Station 3. After that, the unit needs to be processed at either Machine A, Machine B or Machine C in Station 4 before leaving the production line. The process time of each station/machine is indicated in the flowchart. What is the process cycle time of this system measured in minutes?B. Draw and explain the flow charts of the Arrival Event and Service Completion Event.
- Best-ride airlines that operates seven days a week has the following time-table. Delhi - Mumbai Mumbai - Delhi Flight No Departure Arrival 1 7.00 8.00 2 8.00 9.00 3 13.00 14.00 4 18.00 19.00 Flight No Departure Arrival 101 8.00 9.00 102 9.00 10.00 103 12.00 13.00 104 17.00 18.00 Crews must have a minimum layover of 5 hours between flights. Obtain the pairing of flights that minimizes layover time away from home. For any given pairing, the crew will be based at the city that results in the smaller layover. For each pair also mention the city where crew should be based.1. What is the outcome when a bottleneck resource is augmented with more capacity? 2. Which of the following statements are true? a) Installed capacity in service systems are always based on peak demand b) Service systems designed to handle average capacity will be more effective c) Improving effectiveness of a service will require greater investment of capacity d) None of the above 3. The arrival rate at the second server in a two stage serial queuing system is a. Service rate of server 1 b. Same as arrival rate at server 1 c. Minimum of service rate and arrival rate at server 1 d. Cannot be determined In a worker paced assembly line, consider a situation where the daily requirement has suddenly increased. Which of the following statements will be true? 4. In a worker paced assembly line, consider a situation where the daily requirement has suddenly increased. Which of the following statements will be true? a) The required cycle time will also increase proportionally b) The…A bank receives loan applications from 6 customers a day. The bank has promised customers that applications will be processed in the order they are received. The table below shows the applications in the order they were received, the processing time for each loan application, and the due date that customers need to hear about their application status: Customer Processing time (days) Due date (days) A 9 13 B 11 18 C 8 11 D 7 13 E 10 22 F 12 28 Average flow time days Average tardiness days Average number of jobs applications