Garamond V 12 VA A Aa A . . . A BIU - abe x, x4 ab cDc AaBbc AaBbcci 1 Normal 1 No Spac... Heading 1 Heading 2 Title Font Paragraph Styles (Extra Credit) 4. Here is an Activity on Arrow (AOA) network diagram for a project. The lettered A through F represents a sub-project, as shown in the accompanying diagram. The probabilistic time for each activity is as follows Activity Time in Activity A 2-4-6 of D 2-5-6 C 3-5-7 F (1) What is the expected time and standard deviation of path A-C-D? (2) What is the probability that path A-C-D cannot finish in 13.5 weeks? Time 4-5-6 2-5-6 3-4.6. 3-4-6