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Find the probability of getting a head w...

Find the probability of getting a head when a coin is tossed once. Also find the probability of getting a tail.

Text Solution

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When a coin is tossed once, the sample space is given by `S = {H, T}.` Let E be the event of getting a head.
Then, `E = {H}.`
`therefore n(E) = 1 and n(S) = 2`
`rArr` P (getting a head) `= P(E) = (n(E))/(n(S)) = 1/2.`
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