New PMP Question & Answers with explanation

Which of the following best describes a control chart
Select one
The project team has created a plan for how they will implement the quality policy, addressing responsibilities, procedures, and other details. If this plan changes during the project, which of the following plans will also change?
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To address the root of problem, the pm decides to use an ishikawa diagram. Which of the following best describes the part of the quality management process in which the group is involved in this situation?
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If two events cannot both occur in a single trial. They are:
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Identifying ways to eliminate the causes of unsatisfactory performance would most likely lead to
Select one