Production mgmt

How are Gantt charts used in project management? What are their limitations? Your response should be at least 200 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.

What three methods are used to determine the accuracy of any given forecasting method? How would you determine whether time-series regression or exponential smoothing is better in a specific application? Your response should be at least 200 words in length.

What are four different qualitative forecasting models? Briefly describe an example of how each can be used. Your response should be at least 200 words in length.

Read the Southwestern University (A) case study on page 95. If it is necessary to crash this project to 250 or 240 days, how would Hill do it and at what cost? Include your approach and describe your solution. As noted in the case, assume that optimistic time estimates can be used as crash times. Your response should be at least 200 words in length. You are required to use at least your textbook as source material for your response. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations.