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A competitor of Kozar International, Inc. has begun marketing a new instant-developing film project. Kozar has had a similar product under study in its R&D department but has not yet been able to begin production. Because of the competitor's action, top managers have asked for a speedup of R&D activities so that Kozar can produce and market instant film at the earliest possible date. The predecessor information and activity time estimates in months are shown in the following columns. Activity A a. Choose the correct project network. The correct network is -Select- BU C D EF G Immediate Predecessor(s) A A B, C B C, D, E E Optimistic Time 1 3 1 3.5 4 6.5 5 Most Probable Time 1.5 4 2 5 5 7.5 9 Pessimistic Time 5 5 3 6.5 12 11.5 13

A competitor of Kozar International, Inc. has begun marketing a new instant-developing film project. Kozar has had a similar product under study in its R&D department but has not yet been able to begin production. Because of the competitor's action, top managers have asked for a speedup of R&D activities so that Kozar can produce and market instant film at the earliest possible date. The predecessor information and activity time estimates in months are shown in the following columns. Activity A a. Choose the correct project network. The correct network is -Select- BU C D EF G Immediate Predecessor(s) A A B, C B C, D, E E Optimistic Time 1 3 1 3.5 4 6.5 5 Most Probable Time 1.5 4 2 5 5 7.5 9 Pessimistic Time 5 5 3 6.5 12 11.5 13

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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c. What is the probability of completion in 20, 21, and 22 weeks? Use Appendix A to answer the question. Do not round intermediate calculations. Round your answers to four decimal places.

Probability of completion in 20 weeks: 

Probability of completion in 21 weeks: 

Probability of completion in 22 weeks: 

Compute expected times and variances for each activity. Round your answers for the expected times to nearest whole number and for the variances to two decimal places. Activity A B с D E F G Activity A b. Develop an activity schedule for this project using early and late start and finish times and compute activity slack time. If your answer is zero, enter "0". Round your answers to the nearest whole number. B с D E F Mean G Immediate Predecessor(s) A A B, C B Variance C, D, E E Time (months) Earliest Start Earliest Finish Latest Start Latest Finish Slack
Transcribed Image Text:Compute expected times and variances for each activity. Round your answers for the expected times to nearest whole number and for the variances to two decimal places. Activity A B с D E F G Activity A b. Develop an activity schedule for this project using early and late start and finish times and compute activity slack time. If your answer is zero, enter "0". Round your answers to the nearest whole number. B с D E F Mean G Immediate Predecessor(s) A A B, C B Variance C, D, E E Time (months) Earliest Start Earliest Finish Latest Start Latest Finish Slack
A competitor of Kozar International, Inc. has begun marketing a new instant-developing film project. Kozar has had a similar product under study in its R&D department but has not yet been able to begin production. Because of the competitor's action, top managers have asked for a speedup of R&D activities so that Kozar can produce and market instant film at the earliest possible date. The predecessor information and activity time estimates in months are shown in the following columns. Activity A a. Choose the correct project network. The correct network is -Select- CD B с DEFG Immediate Predecessor(s) A A B, C B C, D, E E Optimistic Time 1 3 1 3.5 4 6.5 5 Most Probable Time 1.5 4 2 5 5 7.5 9 Pessimistic Time 5 5 3 6.5 12 11.5 13
Transcribed Image Text:A competitor of Kozar International, Inc. has begun marketing a new instant-developing film project. Kozar has had a similar product under study in its R&D department but has not yet been able to begin production. Because of the competitor's action, top managers have asked for a speedup of R&D activities so that Kozar can produce and market instant film at the earliest possible date. The predecessor information and activity time estimates in months are shown in the following columns. Activity A a. Choose the correct project network. The correct network is -Select- CD B с DEFG Immediate Predecessor(s) A A B, C B C, D, E E Optimistic Time 1 3 1 3.5 4 6.5 5 Most Probable Time 1.5 4 2 5 5 7.5 9 Pessimistic Time 5 5 3 6.5 12 11.5 13
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