Psychics often take advantage of the fact that earthquakes are numerous, so they can successfully predict one if they are only a little vague: Major earthquake

Psychics often take advantage of the fact that earthquakes are numerous, so they can successfully predict one if they are only a little vague: Major earthquakes, greater than magnitude 7, happen more than once per month. "Great earthquakes", magnitude 8 and higher, occur about once a year. Source: https://www.iris.edu/hq/inclass/fact-sheet/how_often_do_earthquakes_occur https://www.iris.edu/hq/inclass/fact-sheet/how_often_do_eart...