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Answer the following questions:
(a) Formulate a Linear Programming model for this shortest-path problem which includes decision variables, objective function and constraints. Before giving the objective function and constraints, state what your decision variables stand for.
(b) Determine the best way to get from Quincy (node 1) to Old Bainbridge (node 6) that will minimize total distance traveled. Use Excel-Solver tool to solve the shortest-route problem presented in the above network. Copy and paste the Excel Output to show your work.
(c) Due to bad weather, the roads going through nodes 2 and 3 have been closed. No traffic can get onto or off of these roads. Describe the impact that this will have (if any) on the shortest route through this network.
Attachment:- 580230_1_finalhw-mgmtDec.doc
Assume the likelihood that any flight on Northwest Airlines arrives within 15 minutes of the scheduled time is .90. We select four flights from yesterday for study.
Suppose that 255 such companies are selected independently and at random. (a) What is the probability that 186 companies in the sample electronically monitor their employees?
The grades have a bell-shaped distribution. Based on this information, which one of the following is the best estimate of the number of students with grades between 55 and 83?
A local health care company wants to estimate the mean weekly elder day care cost. A sample of 10 facilities shows a mean of $250 per week with a standard deviation of $25. What is the 90 percent confidence interval for the population mean?
When groups are more alike than different, ANOVA assesses the significance of the difference between two groups. When groups are unalike, will findings be more significant?
Test hypothesis that annual incomes of corporate trainers in areas of more than 500,000 are considerably more than those in areas of less than 100,000. Make use of the 5% level of risk.
Can you conclude that there is a higher proportion of U.S. companies offering high-deductible health insurance plans to their workers in 2006 than in 2005?
The average score in the sample was 84 with a variance of 12.25. The 95% confidence interval for the average examination score of the population of the examinations is?
For the first test, assume the data are from an independent-measures study using two separate samples.
Given the following data on Asian and European Share of U.S. Light Truck Sales(1990-2003): Plot the market-share data. (b) Describe the trend (if any) and discuss possible causes. (c) Fit three trends (linear, exponential, quadratic).
Ten people agree to take part in an experiment designed to determine whether a persons weight differs between morning & evening.
A certain type of tomato seed germinate 90% of the times. if a farmer plants 25 seed, What is the probability that: -exactly 20 germinates more than 19 germinates.
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