Acct. ID Description Predecessor Optimistic Most Likely Pessimistic Activity a) (m) (b) Variance Time (to) Design package None 6 12 24 13 9 2 Design product 1 18 19 28 20.33 2.78 3 Build package 1 4 10 7 1 Secure patent 2 21 30 39 30 ch Build product 17 29 47 30 N 25 7 4 3,4,5 7.3 Paint 6 1.78 12 1 19 18 13 6 Test market The Variance for the activity Secure patent equals to? 5 Build product 12 17 29 47 30 6 Paint 3,4,5 4 7 12 7.3 7 Test market 6 13 18 19 The Variance for the activity Secure patent equals to? 3 1 0 9