Modern Business Statistics with Microsoft Excel (MindTap Course List)
Modern Business Statistics with Microsoft Excel (MindTap Course List)
5th Edition
ISBN: 9781285433301
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
Publisher: Cengage Learning
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Chapter 19.2, Problem 9E

a.

To determine

Find the estimate of the proportion of calls not resulting in a satisfactory outcome for the customer when the center is in control.

b.

To determine

Obtain the upper and lower control limits for a p chart.

c.

To determine

State the conclusion if a sample of 100 calls has 12 not resulting in a satisfactory conclusion for the customer.

d.

To determine

Obtain the upper and lower control limits for an np chart.

e.

To determine

State the conclusion if a sample of 100 calls has 12 not resulting in a satisfactory conclusion for the customer.

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