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Regression problem using statistical relations with predictors and a dependent variable. Attachments in MS Word.

Part of a CFO's job is to determine the direction of the company and which divisions/projects should be expanded. This CFO selects a sample of 30 projects and wants to find out about the relationship between Profit (Y measured in 1000's) per project and number of Employee Hours (EmployHrs) involved in each project (measured in 100's), length of time to complete the project (Months) measured in months, whether the project was completed on time (Ontime=1 if on time and 0 otherwise), and then the type of construction project (Retail, Manufacturing, or Government). Retail =1 if it was a retail project, 0 otherwise. Manufacturing =1 if it was a manufacturing project and 0 otherwise, Government... click for more

Subject:

Statistics

Topic:

All Topics

Posting ID:

1285

OTA ID:

102524

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Determining control limits and working with mean and range in statistical quality control. Attachments in MS Word.

Statistics Quality Control A. Determine the control limits for the mean and range B. Plot the control limits for the mean Outside Diameter and the range C. Are there any points on the mean or the range chart that are out of control? Comment on the chart. See the attached question file for the data.

Subject:

Statistics

Topic:

All Topics

Posting ID:

1289

OTA ID:

102524

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Finding the best estimate from an average using a confidence limit.

Last year Groton, Georgia had 512 burglaries. The police chief wants to know the average economic loss associated with burglaries in Groton and wants to know it this afternoon. Since there is not time to analyze all 512 burglaries, the department's research analyst selects 10 burglaries at random, which show the following losses: $550, $675, $324, $487, $1,246, $874, $595, $835, $910, and $612 What is the best estimate of the average loss on a burglary? Place an 80% confidence limit around this estimate.

Subject:

Statistics

Topic:

All Topics

Posting ID:

1291

OTA ID:

101438

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Statistical techniques using binomial distribution and probability. Solution in MS Word.

For machine gun ammunition to be acceptable, the US Army requires that 96 percent of rounds fired hit a specified target. The test is to fire a 50 round burst at the target and observe whether this condition is met. A manufacturer estimates that each round of their ammunition has a probability of .99 of hitting the target. What is the probability that the ammunition will NOT be accepted? (Calculate WITHOUT using the normal approximation method.

Subject:

Statistics

Topic:

All Topics

Posting ID:

1344

OTA ID:

102524

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Finding the optimal solution, slack variables, and objective function in linear programming using a graphical solution technique. Solution in JPG format.

Using the graphical solution technique, find the optimal solution, value of the objective function and values of the slack variables to this linear programming problem.     Min 3x1 + 3x2     s.t. 12x1 + 4x2  48     10x1 + 5x2  50     4x1 + 8x2  32     x1, x2  0

Subject:

Statistics

Topic:

All Topics

Posting ID:

1347

OTA ID:

102524

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