If two coins are tossed then the chance(probability) of getting 2 heads is
If two coins are tossed then the chance(probability) of getting 2 heads is
A) 3/4
B) 1/4
C) 1/2
D) None
5 views
1 Answers
Correct option is (B) 1/4
If two coins are tossed then possible outcomes are S = {HH, HT, TH, TT}
Let event E = Getting two heads = {HH}
\(\therefore\) n(E) = 1 & n(S) = 4
\(\therefore\) P(E) \(=\frac{n(E)}{n(S)}=\frac14\)
Hence, the probability of getting 2 heads is \(\frac{1}{4}.\)
5 views
Answered