Problem N5650 probability theory confidence interval

Problem N5650 probability theory confidence interval

5650. x̅=60.4, n=20, σ=10. 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=10, the sample mean is x̅v=60.4 and the sample size is n=20

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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