Question: The overall average on a process you are attempting to monitor is 60.0 units. The process population standard deviation is 1.72. Sample size is given
The overall average on a process you are attempting to monitor is
60.0
units. The process population standard deviation is
1.72.
Sample size is given to be
16.
a) Determine the 3-sigma x -chart control limits
Upper Control Limit (UCL- ) = _____ units (round your response to two decimal places).
Lower Control Limit (LCL- ) = _____ units (round your response to two decimal places).
B) Determine the 2-sigma x -chart control limits
Upper Control Limit (UCL- ) = _____ units (round your response to two decimal places).
Lower Control Limit (LCL- ) = _____ units (round your response to two decimal places).
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