A random sample of size 70 is taken from a population that has a variance of 49.

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A random sample of size 70 is taken from a population that has a variance of 49. The sample mean is 90.4. What is the point estimate of µ? Construct a 94% confidence interval for µ.

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Business Statistics for Contemporary Decision Making

ISBN: 978-0470910184

6th Edition

Authors: Ken Black

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Question Posted: Mar 19, 2013 04:29 AM

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A random sample of size 70 is taken from a population that has a variance of 49.

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sample size n70 sample mean 90 standard devaitions49 7 find 94 confidence inter...View the full answer

Business Statistics for Contemporary Decision Making

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