Question

Answer the following in one word, one sentence or
as per the exact requirement:
(i) If P (E) = 0.2, find P (not E)
(ii) What is the probability of a sure event?
(iii) If a coin is tossed 40 times and 19 times head
comes and 21 times tail comes, write the
probability of getting a head in a trial out of
these 40 trials of the experiment.​

Answer 1

Answer:

(i) P(not E)= 1-0.2

=0.8

(ii) 1

(iii) 19/40

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