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It must be a certainty.

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Q: What must happen for the probability of a event to be 1?
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Related questions

What does 001 probability mean?

An event with a probability of 001 = 1 is a certainty. The event must happen.


What must happen for the probability of an event to be 1?

Saying the probability of an event simply means that event is certain. e.g the probability that the sun will set today is1. so nothing must really happen but the event has to be a certain one.


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 does it mean for an event to have a probability of 1?

Probability is on a scale of 1 to 0 and 1 is that .an event will certainly happen whereas 0 is that an event will not happen


What is the event if the probability will equal 1?

It is the probability of an event that will definitely happen.


What is the probibility of 1 mean?

A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.A probability of 1 refers to an event that is certain to happen.


If an event is certain to happen which number represents its probability?

The probability of an event that is certain to happen is 1.


What is a probability of 1?

It is the probability of an event which is certain to happen.


What is the standard notation to represent the probability of an event?

It is on a scale of 1 to 0 of a probability that an event will happen or it will not happen


If an event has a probability of 1 then it is?

Then it is a certainty that the event is 100% to happen.


What does probability measures?

From a scale of 1 to 0 probability measure an event will happen, maybe it will happen or it will not happen.


What is the probability of an event that is certain to happen?

The probability of a certainty is 1. (100%)