New PMP Question & Answers with explanation

If the team is creating more efficient processes and eliminating waste on the project, they are involved in
Select one
The project contains many activity. One of the large activity has an estimate to complete (ETC) that is longer than planned. If the pm wants to look at non-value-added activities that might cause the delay, then manager should:
Select one
The principal use of a pareto diagram is to
Select one
Standard deviation is a measure of how
Select one
Which statement is true of quality planning‘?
Select one