Задача N5512 теория вероятностей доверительный интервал

5512. x̅=62, n=353, σ=18 Find the confidence interval for estimating the mathematical expectation of a normal distribution with a reliability of 0.930, knowing the sample mean 62, sample size 353, and standard deviation 18.

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