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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.
A client gives you a data set of 30 observed values that represent the number of gallons of gas that 30 individual Nissan Sentra owners purchased at the gas pump last month. Your c
Which theory best explains leadership? Why?
Does anyone know how to do aon in Excel 2010 and if so can they contact me and wlk me through it sso that I can understand it
1. How do we link strategic and operational change? Answer: Hambrick and Cannella present a 5-step approach: 1. obtain broad inputs at the formulation stage 2. assess o
Sink and Tuttle strategic matrix Sink and Tuttle (1989) conducted a review of literature and identified several criteria for measuring a company. Their framework builds on th
Your team is working on the opportunity assessment when you are notified there will be room on the agenda of the senior executive monthly meeting for you to present your results. T
Illustrate the performance dimensions for operational strategy? Performance dimensions for operational strategy: • Quality for illustrations Marks and Spencer, Thornton’s,
What is the business community's responsibility regarding mitigating social problems?
Where can I find a financial analysis report of coca-cola for the past 5 years. I stress full financial analysis for the past 5years.
The __________ ____________ ___________ approach to success suggests that measures of effectiveness change as an organization grows. Answer
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