Answer:
three heads - 1/8
exactly two tails - 3/8
first two tosses are heads - 1/4
at least two tails - 1/2
Step-by-step explanation:
8 Possible outcomes
hhh, hht, hth, htt, ttt, tth, thh, tht,
three heads - 1/8
exactly two tails - 3/8
first two tosses are heads - 2/8=1/4
at least two tails - 4/8=1/2
