As nouns the difference between random and method
is that
random is a roving motion; course without definite direction; lack of rule or method; chance while
method is a process by which a task is completed; a way of doing something (followed by the adposition of, to or for before the purpose of the process):.
As an adjective random
is having unpredictable outcomes and, in the ideal case, all outcomes equally probable; resulting from such selection; lacking statistical correlation.