A sample of 40 songs from a student's iTunes playlist showed a mean length of 3.542 minutes with a standard deviation of 0.311 minutes. Construct a 95% confidence interval for the population standard deviation.

A sample of 40 songs from a student's iTunes playlist showed a mean length of 3.542 minutes with a standard deviation of 0.311 minutes. Construct a 95% confidence interval for the population standard deviation.

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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