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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.
Within and organization, give an example of a formal group and an informal group. What is the relationship group cohesiveness and effectiveness? When might a highly cohesive group
Explain Leadership. Leadership: Leadership is the knacks of finding other people to follow you and do willingly the things which you want them to do. This is the capability t
Put Simply, operational layout is about deciding where to put all the facilities, machines, equipment and the staff with in the operation. For an organization of you choice discuss
Weekly sales of rye bread at the corner store are shown below. Using this data, forecast Week 7 using a six-week moving average. Week Sales 1 415 2 389 3 420 4 382 5
A firm uses three machines in the manufacturing of three products: Each unit of product 1 requires three hours on machine 1, two hours on machine 2 and one hour on machine 3.
Global expansion is fuelled by a (n): Answer (1) shrinking customer market, lower foreign labour costs, and advances in technology. (2) Expanding new customer market, lower foreign
Preparing employees to work across national and cultural boundaries is known as: Answer (1) cross-cultural repatriation. (2) Cross-cultural preparation. (3) Culture shock. (4) Reve
Question 1: (a) Describe the various stages in team development. (b) What are the characteristics of an effective work team? Question 2: (a) Define Leadership. (b)
work force of 1300 units per month.permit a maximum of 20% overtime at $40 per unit.ware house permit no more than 180 units carrying from month to month.this plan means that anyti
How can controlling help a manager to become more efficient?
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