e) Using the

standard normal table

the probability that the project will be finished in 70 days is

(enter as a probability and round your response to three decimal places).

f) The probability that the project will be finished in 80 days is

(enter as a probability and round your response to three decimal places).

g) The probability that the project will be finished in 90 days is

(enter as a probability and round your response to three decimal places).

i More Info Time (days) Immediate Predecessor(s) a m b Activity A 8 12 10 7 B 6 9 3 3 4 C D 10 6 20 7 E 30 8 11 10 F 9 G 6 10 7 15 11 14 10 16 13 A B, D, E B, D, E F F G H I, J G H 6 7 8 4 7 8 K L 2 4 Print Done b) Determine the expected times and variances for each activity. (Enter your responses for expected times rounded to one decimal place and for variances rounded to two decimal places.) a m b Variance Activity A 8 10 7 12 9 Expected Time 10.0 7.2 3.2 B 6 0.44 0.25 0.03 3 3 4 D 10 20 30 20 11.11 E 6 7 8 7 0.11 F 9 10 11 10 0.11 6 7 G H 10 16 14 15 11 7.3 15.0 11.2 0.44 0.11 0.25 10 13 J 6 7 8 7 0.11 K 4 7 8 6.67 0.44 L 1 2 4 2.17 0.25 c) Determine ES, EF, LS, LF, and slack for each activity. (Enter your responses rounded to one decimal place.) ES EF LS LF Slack Activity A B 0.0 0.0 10.0 7.2 0.0 22.8 10.0 30.0 0.0 22.8 0.0 3.2 19.8 23.0 19.8 D E F G 47.7 H 30.0 40.0 40.0 37.3 55.0 51.2 40.0 50.8 55.0 55.0 62.0 17.7 0.0 10.8 K L