8-9. A random sample of n = 12 values taken from a normally distributed population resulted in the following sample values: 107 109 99 91 103 105 105 94 107 94 97 113 Use the sample information to construct a 95% confidence interval estimate for the + population mean.

8-9. A random sample of n = 12 values taken from a normally distributed population resulted in the following sample values: 107 109 99 91 103 105 105 94 107 94 97 113 Use the sample information to construct a 95% confidence interval estimate for the + population mean.

Auditing: A Risk Based-Approach (MindTap Course List)

11th Edition

ISBN:9781337619455

Author:Karla M Johnstone, Audrey A. Gramling, Larry E. Rittenberg

Publisher:Karla M Johnstone, Audrey A. Gramling, Larry E. Rittenberg

Chapter8: Specialized Audit Tools: Attributes Sampling, Monetary Unit Sampling, And Data Analytics Tools

Section: Chapter Questions

Problem 32CYBK

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Question

89. A random sample of n= 12 values taken from a normally distributed population resulted
in the following sample values:
107
109
99
91
103
105
105
94
107
94
97
113
Use the sample information to construct a 95% confidence interval estimate for the
+ population mean.
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