Three unbiased coins are tossed. What is the probability of getting at most two heads?

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

Here S = {TTT, TTH, THT, HTT, THH, HTH, HHT, HHH}

Let E = event of getting at most two heads.

Then E = {TTT, TTH, THT, HTT, THH, HTH, HHT}.

Answered by  | 4th Jun, 2014, 03:23: PM