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Problem 6 - Based on the data provided in the table below is
this new forecasting technique biased? If so how is it biased?
Calculate tracking signal values. Is there any evidence this
New Forecast should not be used?
Actual
New
Period
Demand
Forecast
1
630
810
2
765
700
3
770
700
4
860
705
5
910
740
6
740
810
7
750
820
8
815
1000
9
1250
850
10
1360
1285
11
1430
1450
12
The owner of a small mill-working plant that builds cabinets is
developing his aggregate plan for the next year. The relevant
cost data and forecast for the next 4 quarters is provided below.
The company currently has 12 employees and works one 8 hour
shift each day with 2 paid 15 minute breaks. Assume each
quarter has 65 working days, and that it currently has no units
in stock. Use this information and the information from the
table to answer the questions below.
Costs
Forecast
Other Data
Holding Cost/Unit/Quarter
$25.00
Qtr 1
1500
Labor Hours/Unit
4.5
Hiring Cost
$2,500.00
Qtr 2
1200
Beginning Inventory
0
Layoff Cost
$3,500.00
Qtr 3
2100
Subcontract Cost
$135.00
Qtr 4
1650
Avg. Labor Cost/Hour
$18.00
Overtime Labor Cost/Hour
$27.00
Part I
1) If the company used a chase demand startegy and rounded
any fractional number of employees to the nearest whole
number, how many employees would be used in each quarter?
2) If the company used a level capacity strategy and rounded
any fractional number of employees to the nearest whole
number, how many employees would be used?
Period
1
2
3
4
Forecast
1500
1200
2100
1650
Hours Req.
Workers Req.
Workers Used
Part II
Assume the company wants to use a Level Capacity Strategy
with 14 employees (Round the Production in each period to the
nearest whole number). In any period where on-hand inventory
and production do not meet demand the company would
supplement with overtime production. Use the table below to
calculate the total costs associated with using this plan.
Q3) What would the overtime production cost be for this plan?
Q4) What would theTotal Cost be for this plan?
Level Capacity Aggregate Plan
Period
1
2
3
4
Forecast
1500
1200
2100
1650
Workers Used
14
14
14
14
Hire/(Fire)
Production
Production - Forecast
Beginning Inventory
Ending Inventory
Average Inventory
Overtime Production
Total Cost
Hiring Cost
Firing Cost
Reg. Output
O.T.
Subcontract
Inventory
Backorder
Total Cost:
Total Cost For Plan
1200
850

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Problem 6 - Based on the data provided in the table below is t.docx

  • 1. Problem 6 - Based on the data provided in the table below is this new forecasting technique biased? If so how is it biased? Calculate tracking signal values. Is there any evidence this New Forecast should not be used? Actual New Period Demand Forecast 1 630 810 2
  • 5. The owner of a small mill-working plant that builds cabinets is developing his aggregate plan for the next year. The relevant cost data and forecast for the next 4 quarters is provided below. The company currently has 12 employees and works one 8 hour shift each day with 2 paid 15 minute breaks. Assume each quarter has 65 working days, and that it currently has no units in stock. Use this information and the information from the table to answer the questions below. Costs Forecast Other Data Holding Cost/Unit/Quarter $25.00 Qtr 1 1500 Labor Hours/Unit 4.5 Hiring Cost $2,500.00 Qtr 2 1200 Beginning Inventory 0 Layoff Cost $3,500.00 Qtr 3 2100 Subcontract Cost $135.00 Qtr 4 1650
  • 6. Avg. Labor Cost/Hour $18.00 Overtime Labor Cost/Hour $27.00 Part I 1) If the company used a chase demand startegy and rounded any fractional number of employees to the nearest whole number, how many employees would be used in each quarter? 2) If the company used a level capacity strategy and rounded any fractional number of employees to the nearest whole number, how many employees would be used? Period 1 2 3 4
  • 8. Part II Assume the company wants to use a Level Capacity Strategy with 14 employees (Round the Production in each period to the nearest whole number). In any period where on-hand inventory and production do not meet demand the company would supplement with overtime production. Use the table below to calculate the total costs associated with using this plan. Q3) What would the overtime production cost be for this plan? Q4) What would theTotal Cost be for this plan?
  • 9. Level Capacity Aggregate Plan Period 1 2 3 4 Forecast 1500 1200 2100 1650
  • 11. Beginning Inventory Ending Inventory Average Inventory Overtime Production Total Cost
  • 14. Total Cost For Plan 1200
  • 15. 850