Problem N5566 probability theory confidence interval
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- x̅=12, n=25, σ=6. Determine the confidence interval for estimating with reliability γ=0.97 the unknown mathematical expectation a of the normally distributed feature X of the general population, if the sample mean x̅в=12, the sample size n=25 and the general standard deviation σ=6 are known.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)