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Q: What is the probability of a sure event?
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The probability of sure event is?

Probability of sure event is 1


What is the probability of an event b that impossible?

The probability of an impossible event is 0.The probability of an impossible event is 0.The probability of an impossible event is 0.The probability of an impossible event is 0.


What is the probablity of an event that is impossible?

The probability of an impossible event is 0.The probability of an impossible event is 0.The probability of an impossible event is 0.The probability of an impossible event is 0.


How do you find the probability of the complement of an event?

The probability of the complement of an event, i.e. of the event not happening, is 1 minus the probability of the event.


What does it mean to find the compliment of the probability of an event?

The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.The complement (not compliment) of the probability of event A is 1 minus the probability of A: that is, it is the probability of A not happening or "not-A" happening.


What is the best definition of sample space of a probability event?

Not sure about the "best" definition. It is the set of all possible outcomes for the event.


What is the probability of an event occurring to the probability that it will not occur?

The probability that an event will occur plus the probability that it will not occur equals 1.


What does p value 1 means?

If p refers to the probability of an event, then the answer is "certainty".If p refers to the probability of an event, then the answer is "certainty".If p refers to the probability of an event, then the answer is "certainty".If p refers to the probability of an event, then the answer is "certainty".


An event that will definitely happen is an event with what percent probability?

An event that will definitely happen is an event with 100% probability.


Can -1.5 be the probability of an event?

No. The probability of an event ranges from 0 (the event will not happen) to 1 (the event will happen).


What is a probability event that is impossible?

A probability event that is impossible is one that will not happen, i.e. its probability is zero.


Probability of an impossible event is?

an impossible event has a probability of 0, it will never occur a certain event has a probability of 1, it will always occur