Westside Technology Consulting is an information technology consulting firm based in Los Angeles, California. The firm is owned by two engineers with extensive experience in the hardware design field who are able to act as lead engineers on consulting projects, as are two other members of the firm. Westside also employs 9.5 ot ...continues
Problem #2 Inventory management problem : Cal Automotive Products
Problem #2 Cal Automotive Products Cal Automotive Products manufactures components used in the automotive industry. The company purchases parts for use in its manufacturing operation from a variety of different suppliers. One supplier provides a part where the assumptions of the EOQ model are realistic. The annual demand is 50 ...continues
Inventory management: Safety-stock, Probability of stock-out, Re-order point
Problem #3 Office Max A product with an annual demand of 1000 units has Co = $25.50 and Ch = $8. The demand exhibits some variability such that the lead-time demand follows a normal probability distribution with µ = 25 and std deviiation= 5. a. Determine the recommended order quantity. b. Determine the reorder point and safet ...continues
Inventory Management: Comparing Basic EOQ model with the Backordering model
Wiley’s TV Town sells VCR’s. Weekly demand has averaged 40 VCR’s per week. Wiley makes a gross profit of $50 per VCR sold (not including inventory costs). Holding costs are $260 per VCR per year and reorder costs are $42 per order. Lead time is 1 week and the store operates 52 weeks in a year. Part A Determine: 1 ...continues
Forecast - U.S. general aviation shipments
(a) Plot the data on U.S. general aviation shipments. (b) Describe the pattern and discuss possible causes. (c) Would a fitted trend be helpful? Explain. (d) Make a similar graph for 1992–2003 only. Would a fitted trend be helpful in making a prediction for 2004? (e) Fit a trend model of your choice to the 1992–2003 data. (f) Ma ...continues
Determine upper and lower control limits
1. The overall average on a process you are attempting to monitor is 49 units. The process standard deviation is 1.52. Determine the upper and lower control limits for a mean chart, if you choose to use a sample size of 5. Set z=3. UCLx = ____________ LCLx = ____________ Round your answers to 2 decimal places; for examp ...continues
What are the control limits for mean and range chart
Question 1 A process that is considered to be in control measures an ingredient in ounces. Below are the last 10 samples (each of size ) taken. Use . Samples 1 2 3 4 5 6 7 8 9 10 9 9 13 8 12 9 13 13 8 8 9 9 9 7 8 8 11 11 8 12 12 11 15 11 9 8 10 ...continues
Solve the following linear program either by hand using the simplex procedure or by using excel solver. Maximize P = 3X1 + 2X2 Subject to 10X1 + 2X2 ≤ 20 X1 + X2 ≤ 6 where X1, X2 ≥ 0
Solve by Simplex Method: Maximize P=X1 + 2X2 Subject 2X1 + 2X2 ≤ 8 4X1 + 2X2 ≤ 12 -3X1 + 5X2 ≤ 15 X1 ≤ 4 where X1, X2 ≥ 0
Transportation Problem: Interpretation of output from Management scientist
I have a study problem that I need help with. We're studying network models and linear programming models related to transshipment and transportation. Here is the specific problem I need help with: ----------------------------------------------------------------------- The following table shows the unit shipping co ...continues
