A) 0
B) 1
C) \[\frac{1}{2}\]
D) \[\frac{1}{8}\]
Correct Answer: B
Solution :
Let D be the event of getting atmost 3 heads. |
\[\therefore \,\,D=\{HHH,HHT,HTH,HTT,THH,THT,TTT\}\]\[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,n(D)=8\] |
\[\therefore \] Required probability\[=\frac{8}{8}=1\] |
So, Option [b] is correct. |
You need to login to perform this action.
You will be redirected in
3 sec