Three coins are tossed simultaneously 200 times with the following frequencies of different outcomes.
Outcome |
3 heads |
2 heads |
1 head |
No head |
Frequency |
23 |
72 |
77 |
28 |
If the three coins are simultaneously tossed again, compute the
(i) probability of 2 heads coming up.
(ii) probability of 3 tails coming up.