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Monitoring newspaper typesetters. Accurate typesetting is
Chapter 13, Problem 45E(choose chapter or problem)
Problem 45E
Monitoring newspaper typesetters. Accurate typesetting is crucial to the production of high-quality newspapers. The editor of the Morristown Daily Tribune, a weekly publication with a circulation of 27,000, has instituted a process for monitoring the performance of typesetters. Each week 100 paragraphs of the paper are randomly sampled and read for accuracy. The number of paragraphs with errors is recorded in the following table for each of the last 30 weeks.
a. Construct a p-chart for the process. b. Is the process under statistical control? Explain. c. Should the control limits of part a be used to monitor future process output? Explain. d. Suggest two methods that could be used to facilitate the diagnosis of causes of process variation.
Questions & Answers
QUESTION:
Problem 45E
Monitoring newspaper typesetters. Accurate typesetting is crucial to the production of high-quality newspapers. The editor of the Morristown Daily Tribune, a weekly publication with a circulation of 27,000, has instituted a process for monitoring the performance of typesetters. Each week 100 paragraphs of the paper are randomly sampled and read for accuracy. The number of paragraphs with errors is recorded in the following table for each of the last 30 weeks.
a. Construct a p-chart for the process. b. Is the process under statistical control? Explain. c. Should the control limits of part a be used to monitor future process output? Explain. d. Suggest two methods that could be used to facilitate the diagnosis of causes of process variation.
ANSWER:Step 1 of 6
The following information is refers the about the accurate typesetting is crucial to the
production of high- quality newspapers.
Here the data deals with the weekly publications with circulation of 27,000, has
instituted a process for monitoring the performance of typesetters. Each week 100
paragraphs read accuracy noted and numbers of errors occur for paragraph for each
week.
