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 __________.
(i) 1
(ii) 0, impossible event
(iii) 1, sure event or certain event
(iv) 1
(v) 0, 1