Question: Question 3 ( 2 5 points ) Eight samples of 1 5 parts each were taken from an ongoing process to establish a p -

Question 3(25 points)
Eight 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:
NUMBER OF DEFECTIVE
ITEMS IN THE SAMPLE
a. Determine the p bar, Sp,, UCL and LCL for a p-chart of 90 percent confidence.
b. What comments can you make about the process?
Question 3(25 points) Eight samples of 15 parts each were taken

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