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1. The average lateness for one of the top airline companies is 10 minutes. The Standard Deviation of the lateness measure is calculated as 3. An airplane arrived 8.5 minutes after the stated arrival time. Calculate the Z-score of the airplanes lateness
2. Health insurers and the federal govt are both putting pressure on the hospitals to shorten average length of stay of their patients. A random sample of 20 hospitals in one state had a mean length of stay for non heart patients in 2000 of 3.8 days and a SD of 1.2 days. Calculate a 95% confidence interval for the population mean LOS for non heart patients in the states hospitals.
3. At a local manufacturing plant employees must complete new machine set ups within 30 minutes. New machine set up times can be described by a normal model with a mean of 22 minutes and a SD of four minutes. What percent of new machine set ups take more than 30 minutes?
4.A random sample of 100 European professional soccer players has an average age of 27 years and a SD of 4 years. We would like to decide if there is enough evidence to establish that average age of European soccer players is significantly more than 26 years. What is the nul hypothesi?
5. What is the sample value of the test statistic?
6. At 0.01 level of significance, what decision would you make? Include proper reason.
Six Operators are to be assigned to five jobs with the cost of assignment in Rs. given 10 marks in the matrix below. Determine the optimal assignment. Which operator will have no a
A company is the logistics vendor for B Company. B has daily shipments of a power-steering pump from its Ohio plant to an auto assembly line in Alabama. The value of the standard s
How might a company's business strategy affect the contribution (pay-for-performance) policies and techniques of its Total Compensation system?
Process Layout - Process Design This form of layout is used when there is no dominant flow pattern, and is particularly appropriate for job shop and small-batch operations. Th
critically discuss the total operation system, policies and practices of an organization
Explain how the Uniform Commercial Code treats goods that were fraudulently obtained.estion here
Importance of Layout 1. Economic in Handling : Nearly 30 per cent to 40 per cent of the manufacturing costs in accounted for by materials handling. Every effort should ther
What does Just in Time Manufacturing mean and how does it relate to manufacturing operations?
the importance of the measurtement of market risk for financial institution
How does one go about controlling workers' compensation cost, and why is that important?
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