A coin is tossed three times. An outcome is represented by a string of the sort HTT (meaning a head on the first toss, followed by two tails). The 8 outcomes are listed in the table below. Note that each outcome has the same probability
For each of the three events in the table, check the outcome(s) that are contained in the event. Then, in the last column, enter the
probability of the event
Outcomes
Probability
THT
TTT
THH
HHT
HTT
HAH
HTH
TTH
Х
5
?
Event A: No
heads on the first
two tosses
0
0
o
O
0
D
0
0
0
o
o
0
Event B: A head
on each of the
first two tosses
Event C: A tail
on both the first
and the last
tosses
0
0
o
0
0
O