CPM has following time estimate :

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CPM has following time estimate :

Aone time estimate

Btwo time estimate

Cthree time estimate

Dlour time estimate

Answer:

A. one time estimate

Related Questions:

The most reliable estimate is:

Critical path on PERT/CPM chart is obtained by joining the events having :

Which of the following is a PERT event:

Gantt chart indicates: