Problem N5642 probability theory confidence interval
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- x̅=25.2, n=30, σ=5. Find the confidence interval for estimating with reliability γ=0.95 the unknown mathematical expectation m of a normally distributed feature Χ of the general population, if the general standard deviation is σ=5, the sample mean in x̅v=25.2 and the sample size n=30
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)