Six Sigma Lean Black Belt Certification Questions Part 4

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Identify the correct option regarding PERT and CPM.

PERT and CPM are suitable for a situation which does not have a definite start and a definite end.
In CPM, duration of each activity is known with certainty where in PERT it assumes a probability distribution for the duration of each activity.
In CPM, time estimates are uncertain but in PERT duration of each activity is known with certainty.
PERT emphases both time and cost.

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