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):
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