Consider the following table and answer the following
(A) For each class, compute the probabilities of randomly selecting a mother in that class, given she has had twins.
Age of Mother
15-19
20-24
25-29
30-34
35-39
40-44
Number of Twin Births
5
82
124
127
19
1
Rel Freq
__
__
__
__
__
__
(B) what can you infer about age and likelihood of having twins?
(C) When a set of twins is born, what is the probability that the mother is in her twenties?
(D) When a set of twins is born, what is the probability that the mother is at least 20 years old?