In this article the theorem about asymptotic normality of statistics – U built when the number of sample is random quantity. In case when the independence of the size of sample is not assumed from results of observation in any i, though is assumed in , where order of numbers in and is positive random variables.
This article analyzes some aspects of the construction of water facilities in the Kokan Khanate, water facilities built in the territory of the Khanate in the 18th and 19th centuries, their use, farming culture, water distribution and management rights. The measures of Erdonabi, Norbotabi, Olimkhan, Umarkhan, Muhammad Alikhan’s regarding agrarian issues are discussed