he weekly demand for a product is 770 units. The standard deviation of daily demand is 10 units. The firm reviews its inventory every 28 days. Each order for the product arrives 9 days after placement. At the time of review, there are 10 units backorder. If 95 percent of all demand is to be satisfied from items in stock:   What is the z value corresponding to desired service level? (A number, no space, 2 decimal value)

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
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Chapter2: Introduction To Spreadsheet Modeling
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The weekly demand for a product is 770 units. The standard deviation of daily demand is 10 units. The firm reviews its inventory every 28 days. Each order for the product arrives 9 days after placement. At the time of review, there are 10 units backorder. If 95 percent of all demand is to be satisfied from items in stock:

 

What is the z value corresponding to desired service level? (A number, no space, 2 decimal value) 

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