Question: Construct and interpret a p chart for the data provided in the file P20_23.xlsx. These data consist of the proportion of defective heating control units

Construct and interpret a p chart for the data provided in the file P20_23.xlsx. These data consist of the proportion of defective heating control units found in each of 30 samples with a common size of 150 units. Is this production process currently in control? Is it behaving well?

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Sample Number Sample Size Proportion Defective 1 150 00400 2 150 00400 3 150 00400 4 150 00867 5 150 00533 6 150 00333 7 150 01067 8 150 00533 9 150 00867 10 150 00933 11 150 00867 12 150 00400 13 150 ... View full answer

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