September 2024
Intermediate to advanced
386 pages
12h 2m
English
Content preview from Statistical Process Control and Data Analytics, 8th Edition
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4 Variation – understanding and decision making
Objectives
- To examine the traditional way in which managers look at data.
- To introduce the idea of looking at variation in the data.
- To differentiate between different causes of variation and between accuracyAssociated with the nearness of a process to the target value. and precisionAssociated with the scatter about a central tendency..
- To encourage the evaluation of decision making with regard to process variation.
4.1 How some managers look at data
How do some managers look at data? Imagine the preparations in a production manager’s office shortly before the monthly directors’ meeting. David, the production director, is agitated and not looking forward to the ...
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