The sum of the probabilities of all elementary events is

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0.5

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Solution

The correct option is C
1

Elementary event is an event which has only 1 outcome.

Sum of the probabilities of all elementary events = 1

For example in tossing a coin , there are 2 events - getting a head and getting a tail.

These two events are elementary.

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Similar questions

Complete the following statements:

(i) Probability of an event E + Probability of the event ‘not E’ = _______.

(ii) The probability of an event that cannot happen is _________. Such as event is called _________.

(iii) The probability of an event that is certain to happen is _________. Such as event is called ________.

(iv) The sum of the probabilities of all the elementary events of an experiment is _________.

(v) The probability of an event is greater than or equal to _______ and less than or equal to _______.

The sum of the probabilities of all elementary events is

Sum of probabilities of all the elementary events of an experiment is always 1.