What is an impossible event? Definition and examples 

In probability, an impossible event is an event that cannot occur or happen. 

Let be A be an impossible event, then the probability of A is equal to zero.

This can be written as P(A) = 0

Examples of impossible events

  • Throwing a die once and the die lands on 1 and  6 at the same time
  • Throwing a die and the die lands on 8
  • Choosing a blue ball from a bag that contains 3 red balls and 5 yellow balls 
  • Seeing snow outside when the temperature is 90 degrees Fahrenheit or 32.22 Celsius unless of course it is an act of God! 

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