A random sample of size n = 400 is taken from a population with p = 0.10.

Question:

a. Construct the centerline and the upper and lower control limits for the chart.

b. Suppose six more samples of size 400 were drawn, producing the following sample proportions: 0.06, 0.11, 0 .0 9 , 0 .0 8 , 0.14, and 0.16. Plot th ese values on the chart.

c. Is the production process under control? Explain. L056

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Business Statistics Communicating With Numbers

ISBN: 9780071317610

1st Edition

Authors: Kelly Jaggia

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Question Posted: Jul 25, 2024 08:05 AM

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A random sample of size n = 400 is taken from a population with p = 0.10.

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Business Statistics Communicating With Numbers

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