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The Road net transport company has expanded its shipping capacity by purchasing 90 trailer trucks from a bankrupt competitor. The company subsequently located 30 of the purchased trucks at each of its shipping warehouse in charlotte, Memphis and Louisville. The company makes shipments from each of these warehouses to terminals in St. Louis, Atlanta and New York. Each truck is capable of making one shipment per week. The terminal managers have each indicated their capacity for extra shipments. The manager at St. Louis can accommodate 40 additional trucks per week, the manager at Atlanta can accommodate 60 additional trucks and the manager at New York can accommodate 50 additional trucks. The company makes the following profit per truckload shipment from each warehouse to each terminal. The profits differ as a result of difference in product shipped, shipping costs and transfer rates:
Terminal
Warehouse
St Louis
Atlanta
New York
Charlotte
$1,800
$100
$1,600
Memphis
1000
700
900
Louisville.
1400
800
2200
The company wants to know how many trucks to assign to each route (i.e. warehouse to terminal) to maximize profit.
a. Formulate a linear programming model for this problem
b. Solve the model by using the computer.
In an analysis of variance problem involving 3 treatments and 10 observations per treatment, SSE = 399.6. The MSE for this situation is:
The number of degrees of freedom for the appropriate chi-square distribution in a test of independence is:
Compute descriptive statistics for each stock and the S&P 500. Comment on your results. Which stocks are the most volatile? Compute the value of beta for each stock. Which of these stocks would you expect to perform best in an up market? Which..
Find the probability of exactly 6 Mexican-Americans among 12 jurors.
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To find out whether the course is effective in increasing sales, the appropriate set of hypothesis for testing is:
At the 0.05 level of significance, is there evidence of a significant relationship between the age groups and where people primarily get their news? If so explain the relationship.
In optimal solution, determine minimum time needed to complete project?
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