Bill will do none, because he is the teacher. Helena will do the math problems
I think, there can be the basement of pressing. As an example here could be social networks, where people share their life to others, and other had to be better than first one. So there can be the pressure of economical situation of some persons, and also the pressure of lower self-esteem.
Answer:
p (X= 4) = 0.266
Explanation:
Probability of randomly selected baby elk to survive adulthood = 46%
As per binomial setting
p (X= k) = 
Substituting the given values, we get -
p (X= 4) = 
p (X= 4) = 
p (X= 4) = 0.266