1. find expected times and varience

2. the expected completion time of critical path=

the expected cometion time other than the critical path =

3. varience of critical path=

varience or other path=

4. if the time to complete the activites on the critical path is normally distributed, then the probablity that the path will be finished in 23 weeks or less is =

if the time to complete the activites on the non critical path is normally distributed, then the probablity that the path will be finished in 23 weeks or less is =

he stated teos and modelo predecessors for the competwanitasong company we given in the town totiesne that the wys wonder Time week Time (weeksi Activity immediate Predecesso Acar a mit Preces A 7 6 10 10 11 10 10 TO B 12 10 6 These are con only parte hende and on the active is the expected times and we forach of our room Expected Activity Time Variance activity A B Time (weeks) a m b 7 10 11 6 10 16 Immediate Predecessor(s) Activity D Time (weeks) a m b 8 10 12 6 10 14 Immediate Predecessor(s) A