Question: Problem: Data were collected from a process where power supplies are manufactured, as D 4 | | = 2 * 1 1 4 shown below.
Problem: Data were collected from a process where power supplies are manufactured, as
shown below. The variable of interest is output voltage, and Calculate the upper control limit UCL on the Rchart and indicate if the process is incontrol or not on both bar and control charts? points
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