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Due in 48 hours Friday 2/9/2018 11am
50usd
Submit the solutions to each of the
following
3
problem assignments in one MS Word document.
Assignment #
1
A ski repair shop at a resort in Colorado sells replacement poles each season. The shop needs to develop a forecast of next season’s sales so that they can place an order for poles with their supplier well in advance of the beginning of the season. Sales data for the past five years are shown below. Compare the forecasts given by the following models.
Year: 1
2
3
4
5
Sales (units): 350 3
7
5 355 375 390
Develop forecasts using:
1.
a. A 5 year moving average.
b. A weighted moving average model with weights of 0.2, 0.2, 0.1, 0.3, and 0.2 for years 1 through 5 respectively.
c. An exponential smoothing model with year 1 forecast of 3
8
0 and α= 0.3.
Assignment # 2
Togo makes riding lawn mowers and tractors. The company’s expected quarterly demand is given below in the chart. The company will have 300 mowers in inventory at the beginning of the month and desires to maintain at least that number at the end of each month. Below is other critical data:
Production cost per unit = $225
Inventory Carrying cost per quarter per unit = $50 (based on ending inventory)
Hiring Cost per worker = $450
Firing cost per worker = $800
Beginning # of workers = 50
Each worker can produce 110 units per quarter
Complete the tables and calculate the cost of the two plans
LEVEL Plan
|
Quarter |
Demand |
Regular Production |
Ending Inventory |
Workers Required |
Hire |
Fire |
|||||||
| 1 |
5000 |
||||||||||||
| 2 |
9000 |
||||||||||||
| 3 |
7000 |
||||||||||||
| 4 | |||||||||||||
|
Total |
30,000 |
CHASE PLAN
Assignment 3
Calculate the processing load, available capacity, and develop the load profile for the stereo speaker subassembly. Two employees work the assembly process for 40 hours each.
a. Complete the load chart
b. Prepare a load profile chart from this data.
c. As the planner, what concerns do you have and what changes would you make if any?
|
Part Name: Stereo speaker |
||||||||
|
Processing Time = |
Week |
|||||||
| 5 |
6 |
7 | 8 | |||||
|
Planned Order Releases |
220 |
190 |
210 |
270 |
240 |
200 |
||
|
Processing Load (hours) |
||||||||
|
Available Capacity (hours) |
Note: Begin Simulation Exercise per instructions.
For the Access Code refer to the Week 4 – Overview Announcement/email posted Monday, November 27th. (Due Day 7- Week 6-see grading rubrics)
