A random sample of size 18 taken from a normally distributed population revealed a sample mean of 100 and a sample variance of 49. The 95% confidence interval for the population mean would equal: a. 97.65 – 107.35 b. 93.56 - 103.98 c. 95.52 -104.65 d. 96.52 – 103.48

A random sample of size 18 taken from a normally distributed population revealed a sample mean of 100 and a sample variance of 49. The 95% confidence interval for the population mean would equal: a. 97.65 – 107.35 b. 93.56 - 103.98 c. 95.52 -104.65 d. 96.52 – 103.48

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 27RQSC

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Question

A random sample of size 18 taken from a normally distributed population revealed a sample mean of 100 and a sample variance of 49. The 95% confidence interval for the population mean would equal:

97.65 – 107.35

93.56 - 103.98

95.52 -104.65

96.52 – 103.48

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