if
2. A tribe has a tradition that the favourite child of a father is the youngest daughter, or,
there is no daughter, the eldest son. Mothers favour the eldest daughter, otherwise the
youngest son. (Assume that there are no twins or deaths.)
(a) Give an example where the second child is the favourite of both parents at the same
time. [1]
2. A tribe has a tradition that the favourite child of a father is the youngest daughter, or,
there is no daughter, the eldest son. Mothers favour the eldest daughter, otherwise the
youngest son. (Assume that there are no twins or deaths.)
(a) Give an example where the second child is the favourite of both parents at the same
time. [1]