A machine filling packets of breakfast cereal is known to operate between a standard deviation of 3 g. The target is to deliver 500 g of cereal into each packet. The production is to be maintained by sampling four packets at regular intervals and weighing the contents. 4.1. Set up the control charts for means [5] 4.2. What action, if any, would you recommend if the next sample weighed: i) 503, 497, 499, 496 ii) 501, 499, 492, 492 iii) 502, 500, 507,505 iv) 502, 500, 507, 505

A machine filling packets of breakfast cereal is known to operate between a standard deviation of 3 g. The target is to deliver 500 g of cereal into each packet. The production is to be maintained by sampling four packets at regular intervals and weighing the contents. 4.1. Set up the control charts for means [5] 4.2. What action, if any, would you recommend if the next sample weighed: i) 503, 497, 499, 496 ii) 501, 499, 492, 492 iii) 502, 500, 507,505 iv) 502, 500, 507, 505

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.13QAP

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