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A waiting line has a(n) __________ population if, as arrivals take place, the likelihood
of additional arrivals is decreased.
You have read that in JIT and lean production the optimum lot size is one, with some
exceptions for packaging and physical limitations. If a product currently has a lot size
of 25, what must happen to setup time for the lot size to truly fall to one? Data for this
problem are D=100 units, S=$75 based on setup time of 50 minutes at $1.50 per
minute, and H=$40 per unit per year.
Henry Ford and __________ are credited with the development of the moving assembly
line.
Tom is a habitual shopper at garage sales. Last Saturday he stopped at one where there
were several types of used building materials for sale. At the low prices being asked,
Tom knew that he could resell the items in another town for a substantial gain. Four
things stood in his way: he could only make one round trip to resell the goods; his
pickup truck bed would hold only 1000 pounds; the pickup truck bed could hold at most
70 cubic feet of merchandise; and he had only $200 cash with him. He wants to load his
truck with the mix of materials that will yield the greatest profit when he resells them.
State the decision variables (give them labels). State the objective function. Formulate
the constraints of this problem. DO NOT SOLVE, but speculate on what might be a
good solution for Tom. You must supply a set of quantities for the decision variables.
Provide a sentence or two of support for your choice.
__________ estimates, by sampling, the percent of time that a worker spends on
various tasks.
You have seen that, in an M/D/1 problem, the average queue length is exactly one-half
the average queue length of an otherwise identical M/M/1 problem. Are all other
performance statistics one-half as large also? Explain.
Why are x-bar and R-charts usually used hand in hand?
An exploded view of the product is a(n) __________.
Labor cost per unit is also referred to as __________.
