Задача N5633 теория вероятностей доверительный интервал

5633. x̅=1000, n=100, σ=40. 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=40, the sample mean is x̅v=1000 and the sample size is n=100

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