A school has an equal number of boys and girls. You use a coin to simulate the first three students to arrive at school each day, where “heads” represents a boy and “tails” represents a girl. The table below shows a sample of 20 coin tosses
T H T
T T T
T H T
H T H
H H H
T T T
H T T
H H T
T H T
T T T
T T H
T H T
H H T
H H H
H T H
T H T
H H T
T T T
H H H
T H T
Find the experimental probability that the first three students to arrive at school are boys.
(1 point)
A.three over twenty
B.one-fifth
C.three-tenths
D.one-fourth
I think it's A am I right?
1. B
2. D
3. A
4. C
100%
^ 100%
Its
B
D
A
C
B D A C is 100% correct I have written out the answers below
1) 0.22
2)54
3)3/20
4)2/5
i got 100% with these answers
I got a 75% with Minion's answer
What is the experimental probability of rolling a 3?
A.0.11
B.0.22
C.0.30
D.0.27
================ 11/50 = 22/100 = .22
WRONG its
B
B
A
C
I did it and 2 was wrong.