Question

Three coins are tossed simultaneously 100 times with the following frequencies of different outcomes- no head-14 one head-38 two heads-36 three heads-12 if the three coins are simultaneously tossed again,compute the probability of: 1. 2 heads coming up. 2. 3 heads coming up. 3. at least one head coming up. 4.getting more heads than tails. 

Answer 1

1).2 heads= 3times
=3/8
2).3heads=1times
=1/8
3).atleast one head=7times
=7/8
4).More head than tail=4times
1 /2