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

Question

Accepted 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}. ∴ P(E…

∴ P(E) =	n(E)	=	7	.
	n(S)		8

Discussion & Comments