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Sum of Probabilities of Favorable and Unfavorable Event

Fill in the b...

Question

Fill in the blanks
(i) Probability of an impossible event = ...... .
(ii) Probability of a sure event = ...... .
(iii) Let E be an event. Then, P(not E) = ...... .
(iv) P(E) + P(not E) = ...... .
(v) P(E) lies between ..... and ...... .

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Solution

(i) 0
(ii) 1
(iii) 1− P(E)
(iv) 1
(v) 0, 1

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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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(i) Probability of an impossible event = ___

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(iii) If E is an event and P(E) = p then p(not E) = ........ .
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(iii) If E be an event, then P(E) + P(not E) = ..... .
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