A production process is designed to ill boxes with an average of 14 ounces of cereal. The
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A production process is designed to ill boxes with an average of 14 ounces of cereal. The population of filling weights is normally distributed with a standard deviation of 2 ounces. Inspectors take periodic samples of 10 boxes. The following sample means are obtained.
a. Construct an x chart. Plot the sample means on the x chart.
b. Can the firm conclude that the production process is operating properly? Explain.
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a Centerline 14 UCL LCL b All the sample means random...View the full answer
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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