Toss 3 coins together 50 times. Record the appearance of heads and tails on each coin separately. Find the probability of:-
I) getting two heads
ii) getting no heads
iii) getting only one head
Answers
Given : Three coins are tossed simultaneously 50 times with the following frequency of different outcomes
To Find : probability of getting
1) getting two heads.
2) getting no head .
3) getting only one head
Solution:
Outcomes of Heads Frequency
0 7
1 18
2 20
3 5
Total 50
probability of getting 2 Heads
= 20/50
= 2/5
= 0.4
probability of getting no Heads ( 0 heads)
= 7/50
= 0.14
probability of getting only one head
= 18/50
= 9/25
= 0.36
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