SOLUTION: I really need help with my statistic homework . I do not understnd how to do this at all the question is in a family with 4 children the number of children with blue eyes i

Question 333712: I really need help with my statistic homework . I do not understnd how to do this at all the question is in a family with 4 children the number of children with blue eyes is a binormial variable x with n= 4 and p =20
1. what is the probability that all 4 children will have blue eyes ?
2. what is the probability that exactly 3 children will have blue eyes?
3. ,,,,,,,,,,,,expected number of children with blue eyes E(X)?
4. what is the variarice for the number of children with blue eyes V(x)?

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Not possible. You have

is a probability and must be in the range

John

My calculator said it, I believe it, that settles it

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