Question

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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 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

Answer:

i. 1

ii. 0 impossible event

iii. 1 sure event

iv. 1

v. 0 and 1

Answer 2

Answers-

(i) 1

(ii) 0 , impossible event

(iii) 1 sure event or certain event

(iv) 1

(v) 0 , 1

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