He asked what the trend data on terrorism would have said in 2000 as an analogy to the lack of discernible trends in hurricanes, floods, tornadoes and drought. (rogerpielkejr.blogspot.ru)
Although some strategies seek to employ counter-trend models, strategies benefit most from an environment characterized by persistent, discernible trending behavior. (wellsfargoadvisors.com)
it is called statistical analysis and it leverages the law of large numbers and the central limit theorem until discernible trends can be detected. (judithcurry.com)