Superstition is the mind-created causal relation between 2 seemingly mutually exclusive events.
The premises of such creation is due to the most fundamental human emotion, FEAR.
Its a way to assign the lose of control & hence the consequences, on events external to one’s behavior.
Its a self-fulfilling explanation for the outcomes which couldn’t be assigned by simple logic or so called existing common sense.
Its a process which when given importance over prolong period of time, becomes a BELIEF, which molds one’s character & hence personality.
If further accepted by the a society, it may shape the culture of that society.
Its also very common for human’s to assign a superstition as a universal truth since it further boost the culture’s ego & importance.
All in all a superstition is a statistical noise which if introduce may alter a signal’s characteristic.