The article analyzes the results of experimental work on the effectiveness of the process of teaching Bukhara children's folklore songs in the music class of general secondary schools. In addition, criteria were developed to determine the level of students' comprehension of Bukhara children's folk songs. The scope of teaching Bukhara children's folklore songs to students in music lessons, variety of lesson topics, and several other important factors indicating the level of spiritual and moral formation of the student are described. The effectiveness of the proposal methodology is based on the development of mathematical statistical methods, statistical sampling processes, transregression and dispersion, the critical objectives of the Stout distribution are found, and the results of experimental studies are improved