Question: In preparing to launch a new product, a marketing manager has determined the critical path for her department. The activities and the mean and variance

In preparing to launch a new product, a marketing manager has determined the critical path for her department. The activities and the mean and variance of the completion time for each activity along the critical path are shown in the accompanying table. Determine the mean and variance of the completion time of theproject.

Expected Completion Time (Days) 8 14 Activity Develop survey questionnaire Pretest the questionnaire Revise the questionnaire Hire survey company Conduct survey Analyze data Prepare report Variance 30 30 10 10

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