TORA provides a module for carrying out PERT calculations. To use this module,
select Rt9Jf:-9firl:~rirlin.J~ ==> 'p,~RT~Prggtai'ri:Evaluatibri arid RevieW:T~c!ifu.qjj.~ from
MairiMeriu. In the output screen, you have the option to select ActivitY'M¢.ao)Var to
compute the mean and variance for each activity or PERTCalCulations to compute
the mean and variance of the longest path to each node in the network. File toraEx6.56.
txt provides TORA's data for Example 6.5-6.