Examine the posted Excel spreadsheet "SimulatedTriangularDist", also attached here $($SimulatedTriangularDist$.$xIsx darr $).$ This spreadsheet applies Monte Carlo method of simulation to the duration of three project tasks: TaskA, TaskB, and TaskC.

Answer the following questions $($write your answers in following space:

a$.$ What is the expected value $E[x]$ of the duration of TaskA? of TaskB? of TaskC?

b$.$ Which columns in tabs TaskA, TaskB, and TaskC contain uniformly distributed random numbers generated using $"=$rand$()"$ function in Excel?

c$.$ Which columns in tabs TaskA, TaskB, and TaskC contain numbers generated using the function shown in Slide $42$ of Session $18?$