Птицы на виду. Декабрьский стоп-кадр
Dependence of the number of birds on the latitude
What do the results of a study with a small number of observations and what are the requirements we need to present the data to get reliable results?
Look at the graph of the number of birds on the latitude?
Whether on its basis to conclude that the Russian birds are found only in the latitude of fifty to sixty degrees?
State your opinions in the comments blog articles.