Comparing two mothers with the same height, income and rainfall at birth, the father who is 1 cm tall will have a child who is 0.25 cm taller on average. 

Comparing two mothers with the same income and rainfall at birth, the mother who is 1 cm taller will have a child who is 0.25 cm taller on average.

For every extra 1 cm of mother’s height, the model estimates that a child is 0.25 cm taller on average.

Comparing two mothers with the same income and rainfall at birth, the mother who is 0.25 cm taller will have a child who is 1 cm taller on average.