There is demand from those interested in public mental health for a measure suitable for monitoring mental well - being that does not show ceiling effects in population samples. (hqlo.biomedcentral.com)
Its distribution was near normal and the scale did not show ceiling effects in a population sample. (hqlo.biomedcentral.com)
In some cases, there are ceiling effects where bright students are already scoring near the top and can't show huge gains year after year. (educationbythenumbers.org)