Задача N5513 теория вероятностей доверительный интервал

5513. x̅=72, n=358, σ=17 Find the confidence interval for estimating the expectation of a normal distribution with a reliability of 0.960, knowing the sample mean 72, sample size 358, and standard deviation 17.

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