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Question
Weekly usage of a product is 8 units. Since the plant operates 50 weeks per year, this leads to annual usage of 400 units. Setup cost is $40 and annualized carrying cost is $80. Weekly production of this product is 12 units. Lead time is four weeks, and safety stock is one week's production. What is optimal kanban size? What is the optimal number of kanbans?
Answer
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Weight Day
Package 1
Package 2
Package 3
Package 4 Monday
23
22
23
24 Tuesday
23
21
19
21 Wednesday
20
19
20
21 Thursday
18
19
20
19 Friday
18
20
22
20 (a) If he sets an upper control limit of 21 and a lower control limit of 19 around the target value of twenty ounces, the control chart is based on what value of z?
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Answer:
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