why does the model gain curve curve hump what is the pattern of the model gain curve why is it a hump in the middle of a pcl curve what causes humps in model gain curve which model has a monotonically decreasing top and bottom what is the strange behavior of the gain curve what is strange behavior in models what causes a hump in the middle of a predictive curve? why do models have a hump why does an ideal score curve hump what causes a hump in the middle of an ideal curve? why would you have a hump in the middle of your curve why do i see a hump in the middle of a curve? what is the strange behavior of the predictive curve? what is the hump on your curve? which is an example of a hump in the middle? what is the hump in the middle of a gain curve why a hump at bottom of curve why is this a hump in the middle of a curve why does a model have a mushy middle