Question

(i) Probability of an event E + Probability of the event 'not E' = ______________
(ii) The probability of an event that cannot happen is__________.
Such an event is called __________
(iii) The probability of an event that is certain to happen is __________.
Such an 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 _____

Answer 1

i) 1

ii) 0

iii) 1

iv) 1

v) 1 and 0

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Answer 2

1)1

2)0

3)1

4)1

5)1 and 0