SOLUTION: Express the event �there is at least one head, but no more than two heads� as a set. Show each of the possible combinations. show your work.

SOLUTION: Express the event �there is at least one head, but no more than two heads� as a set. Show each of the possible combinations. show your work.

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Question 1102547: Express the event �there is at least one head, but no more than two heads� as a set. Show each of the possible combinations. show your work.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Use three tosses
The combinations are
HHH
HHT
HTH
THH
HTT
THT
TTH
TTT
The event is {HHT, HTH,THH,HTT,THT,TTH}
With four tosses it is 1-4-6-4-1 and at least 1 but no more than two would be 5 of the 16.
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