Probability
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A silver dollar is flipped twice, calculate the probability of each of the following occurring:
A, a head on the first flip
b, a tail on the second flip given that the first toss was head
c, two tails
d, tail on the first tail on the second
e, tail on the first a head oon the second or a head on the first tail on the second
f, at least one head n the two flips
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S = {hh, ht, th, tt}, n(S) = 4
(a) Head on the first flip = {hh, ht}
P(h on the first flip) = 2/4 = 1/2
(b) Tail on ...
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