Similarly, for quasi-dominant models, the score test in the direction of the line for 0<p<1 is based on
Hence 
is the score statistic along the line 
and corresponds to the extreme situation of 
(
) for the quasi-recessive
(dominant) model. Similarly, 
is the score
statistic along the line 
and corresponds to the extreme situation of 
(
) for the quasi-recessive (dominant) model.