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| | ASQ: Publications: Quality Management Journal |
 | | The proportion defective in the bowl is increased to simulate a process mean shift and illustrate how the new data can result in a correct decision that the process is out of control or a Type II error. |
 | | represents the number of defective units in sample i, m denotes the number of samples, and n is the number of observations per sample. |
 | | From our exercise, the number of defectives for the next 30 samples (samples 31 through 60) are: 9, 15, 8, 13, 9, 18, 10, 12, 7, 15, 10, 14, 8, 11, 10, 6, 7, 14, 17, 7, 14, 12, 8, 9, 12, 13, 9, 11, 10, 13. |
| www.asq.org /pub/qmj/past/vol7_issue4/umble.html (3198 words) |
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