. Given the project information below, what is the probability of completing the National Holiday Toy project in 93 time units? Act. ID Description Predecessor Optm. (a) Most likely (m) Pess. (b) Act time t e Variance [(b a)/6]2 Critical 1 Design package None 6 12 24 2 Design product 1 16 19 28 3 Build package 1 4 7 10 4 Secure patent 2 24 27 36 5 Build product 2 17 29 47 6 Paint 3, 4, 5 4 7 10 7 Test market 6 13 16 19