who gave birth?
Joan
what happens to two brothers who are playing?
unknown
who is Joan's sister?
Sally
who is older?
Sally
how many people were questioned about siblings?
65
what age was the youngest?
25
oldest?
93
did Sally feel happy?
Yes
What did sally say?
her younger sister "acts as if no one ever had a baby before
does competition fade?
No
how many of those asked felt competitive?
75 percent
What did someone say about her sister's cooking?
she's a terrible cook
how are the brothers when not playing?
they are the best of friends
is the distance between sally and her sister permanent?
No
which sister does not have children?
Sally
did they have other boys in the family?
No