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Problem 13-7 (Algo) Ten samples of 15 parts each were taken from an ongoing process to establish a p-chart for control. T samples and
Problem 13-7 (Algo) Ten samples of 15 parts each were taken from an ongoing process to establish a p-chart for control. T samples and the number of defectives in each are shown in the following table. NUMBER OF DEFECTIVE ITEMS IN SAMPLE n THE SAMPLE 1234567899 15 2 15 1 15 1 15 15 15 15 15 10 15 15 ILLO2130 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.) P Sp UCL LCL b. What comments can you make about the process?
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Essentials of Management
Authors: Andrew J. DuBrin
9th Edition
538478233, 2900538478235, 978-0538478236
