Question 717928: Please need help don't quite understand probabilities, please show all work.
A kindergarten class consists of 14 boys and 11 girls. If the teacher selects children from the class using random sampling,
a. what is the probability that the child selected will be a girl?
b If the teacher selects a random sample of n = 3 children and the first two are both boys, what is the probability that the third child selected will be a girl?
Answer by oscargut(2103)   (Show Source):
You can put this solution on YOUR website! A kindergarten class consists of 14 boys and 11 girls. If the teacher selects children from the class using random sampling,
a. what is the probability that the child selected will be a girl?
b If the teacher selects a random sample of n = 3 children and the first two are both boys, what is the probability that the third child selected will be a girl?
answers:
a) 11/25
b) 11/23
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http://www.online-maths-help.com/
Thanks
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