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Complementary Event

Fill in the b...

Question

Fill in the blanks:
(i) The probability of an impossible event is
(ii) The probability of a sure even is
(iii) For any event E, P(E) + P (not E)= ....
(iv) The probability of a possible but not a sure event lies between... and ....
(v) The sum of probabilities of all the outcomes fo an experiment is ....

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Solution

(i) 0
(ii) 1
(iii) 1
(iv) 0 and 1
(v) 1

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Q. Fill in the blanks:
(i) The probability of an impossible event is ....... .
(ii) The probability of a sure event is ........ .
(iii) For any event E, P(E) + P (not E) = ........ .
(iv) The probability of a possible but not a sure event lies between ......... and ........ .
(v) The sum of probabilities of all the outcomes of an experiment is ....... .

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(iii) If E is an event and P(E) = p then p(not E) = ........ .
(iv) If E is a possible event and it is not a sure event then P(E) lies between ...... and ....... .
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(i) Probability of a sure event is ...............

(ii) Probability of an impossible event is ................

(iii) The probability of an event (other than sure and impossible event) lies between .................

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(ii) Probability of an impossible event = ..... .
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\leq P (E) \leq

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(i) Probability of an impossible event = ...... .
(ii) Probability of a sure event = ...... .
(iii) Let E be an event. Then, P(not E) = ...... .
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