Asked by  | 27th Jan, 2009, 07:54: PM

Expert Answer:

The sample space for this experiment is


The favourable cases where there is atmost 1 head are

HT,TH,TT (cases where ther's 0 head or 1 head)

Hence the probability =3/4

Answered by  | 28th Jan, 2009, 09:13: AM

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