Daily Demand for a Product Is Normally Distributed with a Mean

question 97

Essay

Daily demand for a product is normally distributed with a mean of 200 units and a standard deviation of 20 units.The firm currently uses a reorder point system,with a lead time of 4 days.
(a)What safety stock provides a 50% service level?
(b)What safety stock provides a 90% service level?
(c)What safety stock provides a 99% service level?

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Definitions:

T-Accounts

Diagrammatic representations used in accounting to visualize debits and credits for individual accounts.

Direct Labor-Hours

A measure of the total hours of work directly involved in manufacturing goods or providing services.

Predetermined Overhead Rate

This is a calculated figure used to allocate manufacturing overhead costs to products based on a relevant activity such as machine hours or labor hours, set before the accounting period starts.

Direct Materials

Materials directly linked to the creation of certain products or services.