Operations Management Question - 1146 Words

FALL 2011 2011 Deadline: October 26, Middle East Technical University – Northern Cyprus Campus BUS 361 Operations Management Homework 1 - Solutions 1. Fruit Computer Company manufactures memory chips in lots of ten chips. From past experience, Fruit knows that 80% of all lots contain 10% (1 out of 10) defective chips, 20% of all lots contain 50% (5 out of 10) defective chips. If a good batch (that is, 10% defective) of chips is sent on to the next stage of production, processing costs of $1000 are incurred, and if a bad batch (that is, 50% defective) is sent on to the next stage of production, processing costs of $4000 are incurred. Fruit also has the alternative of reworking a batch at a cost of $1000. A reworked batch is†¦show more content†¦Ã¢Ë†â€˜ b. Balance Delay (D) = b1= 3, b2= 1, b3= 0, b4= 3, b5= 5, b6= 8 Ì… = 20/6 = 3.33, Workload Imbalance (B) = √ c. Lower bound on number of workstations = [ ] [∑ ] =[ ] LB[D] = 0, LB[B] =0. None of the lower bounds are equal to the obtained objective values (K*, D, B). Thus, we do not know whether the solution obtained by RPW heuristic is optimal or not.Show MoreRelatedQuestions on Operations Management1661 Words   |  7 Pagesï » ¿Chapter 1: Introduction to Operations Management Overview This chapter provides a definition of operations management. The role and importance of operations in an organization are described, along with operations decisions that are made. The differences between manufacturing and services are described. The history and current trends of operations management are discussed, including the impact of information systems. 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How does Zappos create