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The following ten samples of size four were collected. Calculate the control limits, plot the control charts, and determine if the process is in control.
The average range of these samples is 0.01 inches. What are the upper and lower control limits for the X-bar and R-chart for this process, using 3-sigma limits?
Based on the following data, compute the lower and upper control limits and determine whether the process is in control.
A quality analyst wants to construct a sample mean chart for controlling a packaging process. Calculate all sample means and the mean of all sample means.
The number of hours required for each job on each machine is summarized in the table. Formulate a linear program to minimize the total time job-machine assignment.
But fewer than 1,000 tires are ordered, and $17 per tire if 1,000 or more tires are ordered. How many tires should Rocky Mountain order each time it places an order?
How does increased wait times waste money or cost you business? How can you determine steps in your businesses process that are wasteful?
Arkansas Paci c operates a medium-sized saw mill. Formulate this problem as a transportation model by writing out the parameter table and the corresponding LP.
How would the recommendation change if the amount invested in the growth fund is not allowed to exceed the amount invested in the income fund?
Compute the minimum,maximum,and average time that ships are in the harbor (which includes their time in berth).Also estimate the expected utilization of each berth and of the cranes.
For each of the following functions f(x,y) calculate f(0,0) first. Then, use Taylor expansion up to the second order to estimate f(1,1). How close are the estimates to the real f(1,1)'s?
A basic modeling assumption underlying the EOQ model is constant and level demand over the infinite time horizon. What options does one have for lot sizing in the face of non constant demand?
As a business analyst formulate the Linear Programming Model for this problem to help the company management to determine the production mix that maximizes the total net profit.
Describe these differences. At the same time, needs are based on drives, so the four drives should parallel the seven needs that Maslow identified
Lynn decides to take NLEX, it will take 1 hour regardless of the traffic conditions. Lynn's utility for travel time is: U(30min)=0.9, U(1 hour)=0.7, U(1 hour 20 min)=0.2. Which route will minimize L
Describe the optimum preventive maintenance frequency for each of the pieces of equipment if breakdown time is normally distributed.
If Johnson reduces the advertising budget by $20.000 she expects to 75 fewer units. should he lower her advertising budget
Determine the desired cycle time. Assign tasks to the workstations to balance the line using the longest operating time rule. (Assign the activity with the longest activity time first if you have a ch
Write A 200- To 300-word Email To A Friend Describing The New Position using the following words inputs, outputs, purpose of evaluation, evaluative research, program is an activity or outcome.
How valuable, rare, costly to imitate, and non substitutable are ERPI's capabilities? How sustainable is ERPI's competitive advantage?
With the above financial information, you must produce an analysis and report explaining what are Whitney Inc.'s basic earning power and ROA ratios?
List five to ten specific things that project managers can do to help manage stakeholders. Provide some examples of successful and unsuccessful relationships with project stakeholders
Brainstorm issues related to the change based on the business, technology, and organization spheres. Write a summary of your reasons for selecting these issues.
All periods have the same number of working days. How much should the company produce each period? What will be the ending inventories in each period? Do you see any problems with the plan?
They engage in the following swap: A will make a fixed 7.95 percent payment to B, and B will make a floating rate payment equal to LIBOR to A. What are the resulting net payments of A and B?