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Ten samples of 1 5 parts each were taken from an ongoing process to establish a p - chart for control. The samples and the

Ten samples of 15 parts each were taken from an ongoing process to establish a p-chart for control. The samples and the number of defectives in each are shown in the following table.
SAMPLE n NUMBER OF DEFECTIVE ITEMS IN THE SAMPLE
1150
2152
3151
4151
5151
6153
7151
8150
9152
10151
a. Determine the p
, Sp, UCL and LCL for a p-chart of 95 percent confidence (1.96 standard deviations).(Leave no cells blank. Round up any negative LCL value to "0". Round your answers to 3 decimal places.)
b. What comments can you make about the process?
multiple choice
Process is out of statistical control
Process is in statistical control

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