Math and Arithmetic
Statistics
Probability

What event has a probability of 0?

Answer

Wiki User
10/16/2012

-- The freezing over of Hell.

-- A confirmed sighting of flying pigs.

etc.

Besides anything that is impossible, as noted above, the simultaneous occurrence of two mutually exclusive events has a probability of zero: It is raining and it is not raining, it is on and it is off, etc.