Determine the project network diagram, critical path, expected time, variance and standard deviation of the project. ( CPM and PERT )

What is the probability of completing the project within 4 months?

You are strongly advised to use excel pages that should be clearly typed and numbered

Table 1: Activity A B D E F G H I J K L M N 0 P Q Finish Activity Description Preliminary budget and plan approval Select marketing personnel for training Develop overall media plan Prepare separate media plans Develop training plan Design training course Train marketing personnel Plan tv commercials with agency Draft in-house print materials Develop print advertising layouts with agency Review print advertising layouts Review tv commercials Review and print in-house materials Release advertising to print media Release tv commercials to networks Final marketing personnel review Run media advertising mailings Activity Predecessor A E B.F D D D J H I G,I,K L G,I,K M,N,O Q.P Time Estimates (days) o-m-p 10-15-20 5-9-12 15-25-30 12-20-25 5-8-12 6-14-20 16,20,25 15,25,35 8,15,20 16,23,30 4,9,12 3,7,12 3,5,7 2,4,8 4,7,10 4,5,9 15,20,30