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The XYZ Manufacturing Company makes a special metal bracket that costs $10 per unit.
XYZ makes 20,000 units per day on its casting machine, and setup costs are $600 per run.
The annual cost of storing each item is estimated at 80 cents in interest expense, .08*$10 = $.80, plus 70 cents in warehouse expense per unit per year, or $1.50 total holding costs. Demand is assumed to be a constant 8000 units per day during the production cycle. Find the optimal run size and total inventory costs for producing one million units per year.
Health care reform was one of the major platforms of the Clinton campaign in 1992 and one of the top priorities of his new administration in 1993.
The mean salary of the nine employees of a small business is $52,000 per year. One employee, whose salary was $68,000, was red. Two new employees, who will each be paid a salary of $40,000, are hired. What is the new mean annual salary of the emp..
give an unbiased estimator of the following and give the estimated variance assuming
In the mid-1990s, Colgate-Palmolive had developed a new toothpaste for the U.S. market, Colgate Total, with an antibacterial ingredient that was already being successfully sold overseas.
Suppose an appliance manufacturer is doing a regression analysis,using quarterly time-series data, of the factors affecting its sales of appliances.
Construct a 95 percent confidence interval for the true mean.
Company wishes to know how many pounds of each chemical ingredient to put into the bag of fertilizer to meet minimum needs of 20 ounces of nitrogen, 36 ounces of phosphate, and 2 ounces of potassium during minimizing cost.
question a company is interested in estimating the mean number of days of sick leave taken by its employees. the firms
Why is statistical significance not necessarily of practical important difference to a business decision? Give an example and explain.
What is the point estimate of the students mean salary? What is the point estimate of the standard deviation of the students salaries? Construct a 95% confidence interval for the mean salary of the DM students?
Can the value 0.64 be rejected if a survey of 495 homes in Omaha yields 332 with one or more lawn mowers? Use = 0.05.
Define probability and explain its three perspectives. Provide an example of each. Explain the concept of mutually exclusive events. How do you compute the probability P(A or B) when A and B are, and are not, mutually exclusive.
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