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i] when you toss a coin twice, sample space = [HH,HT,TH,TT] = 4 atmost one head [maximum one head, minimum can be 0] = [HT,TH,TT] = 3 Probability of getting atmost one head = 3/4 ii] Probabiliti of getting, exactly one head = [HT,TH} = 2/4 =1/2
i] when you toss a coin twice, sample space = [HH,HT,TH,TT] = 4 atmost one head [maximum one head, minimum can be 0] = [HT,TH,TT] = 3 Probability of getting atmost one head = 3/4 ii] Probabiliti of getting, exactly one head = [HT,TH} = 2/4 =1/2