Here is the video tutorial about PERT (Program Evaluation and Review Techniques) under Project management in Operations Research. In this video we have done one illustration problem on which how to (i) construct the Project network (ii) Find the expected duration and variance of each activity (iii) Find the critical path and expected project completion time (iv) what is the probability of completing the project on or before some weeks. for this information we have work out the problem in simple manner, hope this will help you to get the subject knowledge at the end. if you like this please like, comment, share and subscribe. To download Standard normal distribution table use this link. https://drive.google.com/open?id=0B3xKrGP2Ms6ZRFhyVHNxcXFZRXc For - CPM : https://youtu.be/vUMGvpsb8dc For - CPM with dummy activity: https://youtu.be/rjDNecDKFrU For - Crashing the project network: https://www.youtube.com/watch?v=U7kXfNnAjcE For - [PlayList Operation research video collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnoLyXr4Y7MzmHSu3bDjLvhu Follow Us On: ===============================Instagram: instagram.com/kauserwise_yt_pedagogyMy channel: www.youtube.com/c/kauserwise (SUBSCRIBE) ===============================List of Subjects and it's Play ListFinancial ManagementFinancial AccountingCorporate AccountingCost and Management AccountingOperations ResearchStatistics Link forPlayList - FM [Financial Management video collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnqbgOWfUpILqZVX7cTKqVDj Link forPlayList [Financial accounting tutorial collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnojfVAucCUHGmcAay_1ov46 Link forPlayList [Corporate accounting tutorial collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnorJc6lonRWP4b39sZgUEhx Link forPlayList [Cost and Management accounting collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnpgUjlVR-znIRMFVF0A_aaA Link forPlayList [Operation Research video collections] https://www.youtube.com/playlist?list=PLabr9RWfBcnoLyXr4Y7MzmHSu3bDjLvhu Link forPlayList Statistics video collections https://www.youtube.com/playlist?list=PLabr9RWfBcnoJi5snMQQzDGYmb4ydFpTs Thanks kauserwise®