How many computers? In a simple random sample of 155 households, the sample mean number of personal computers was 2.06. Assume the population standard deviation is σ = 0.4.
How many computers? In a simple random sample of 155 households, the sample mean number of personal computers was 2.06. Assume the population standard deviation is σ = 0.4.
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 14CYBK
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Transcribed Image Text:How many computers? In a simple random sample of 155 households, the sample mean number of personal computers was 2.06. Assume the
population standard deviation is σ = 0.4.
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