SOLUTION: Find the probability for the experiment of tossing a coin three times. Use the sample space S = {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}. The probability of getting at least o

Question 1180289: Find the probability for the experiment of tossing a coin three times. Use the sample space
S = {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}.
The probability of getting at least one head

Answer by ikleyn(52799) (Show Source): You can put this solution on YOUR website!
.


In the given sample space, count the number of 3-letter words, containing at least one letter H.


This number is 7, so your answer is  .



By the way, this event (getting at least one head) is the complement to the event "no head",


so you can get the same answer by another way . . .

Solved, answered and explained.

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