Задача N5370 теория вероятностей доверительный интервал

5370. x̅=65, n=341, σ=29. Find the confidence interval for estimating the mean of a normal distribution with a reliability of 0.950 given a sample mean of 65, a sample size of 341, and a standard deviation of 29.

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