Q. 244.0( 5 Votes )

# A coin is tossed two times. Find the probability of getting at most one head.

Answer :

The possible outcomes, if a coin is tossed 2 times is

S = {(HH),(TT),(HT),(TH)}

n(S) = 4

Let E = Event of getting at most one head = {(TT),(HT),(TH)}

n(S) = 3

Hence, required probability

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PREVIOUSTwo dice are numbered 1, 2, 3, 4, 5, 6 and 1, 1, 2, 2, 3, 3, respectively. They are thrown and the sum of the numbers on them is noted. Find the probability of getting each sum from 2 to 9, separately.NEXTA coin is tossed 3 times. List the possible outcomes. Find the probability of getting(i) all heads(ii) at least 2 heads

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