Question: Am I able to get another input from someone else please as I don't believe the person who answered this before is right. Thank you
Am I able to get another input from someone else please as I don't believe the person who answered this before is right. Thank you

Question 8. In the below network diagram, weighted average times and standard deviations are given; what is the standard deviation of activity " D " if: Pr( complete the project within 67 days )=67%
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