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1) Both X bar chart and R chart must be out of control for the process...

1) Both X bar chart and R chart must be out of control for the process to be out of control true /False

2) A process in control does not produce unacceptable output. true /False

3) A process is capable if the variations fall within +- 3 standard deviation true /False

4) Control charts tell Project Managers how to control the project. true /False

Math   Statistics-And-Probability   
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