(Scenario I) If the mothers of babies in both conditions reported that their children slept near perfectly at every monthly check-in, the Brief Infant Sleep Questionnaire would be demonstrating:
A) scorer bias.
B) good reliability.
C) a ceiling effect.
D) a lack of sensitivity.

Question

Quizplus · Accepted Answer

A ceiling effect occurs when a measure possesses a maximum limit, causing a large number of subjects to achieve the highest possible score. This can mask differences between groups or changes over time because it suggests the questionnaire might not be sensitive enough to detect variations in sleep quality among the babies.

(Scenario I) If the Mothers of Babies in Both Conditions