Problem N5653 probability theory confidence interval
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- x̅=18.4, n=42, σ=2. Find the confidence interval for estimating with reliability γ=0.99 the unknown mathematical expectation m of a normally distributed feature Χ of the general population, if the general standard deviation is σ=2, the sample mean in x̅v=18.4 and the sample size n=42
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)