ceiling effect

Stats
the occurrence of clusters of scores near the upper limit of the data in a statistical study

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  • Ceiling-Effect —   [englisch siːlɪȖ i fekt], Psychologie: der Deckeneffekt …   Universal-Lexikon

  • Ceiling effect — In pharmacology, the term ceiling effect refers to the property of increasing doses of a given medication to have progressively smaller incremental effect (an example of diminishing returns). Narcotics, such as nalbuphine, serve as a classic… …   Wikipedia

  • Ceiling effect — Der Begriff Deckeneffekt beschreibt mehrere Effekte verschiedener Fachrichtungen. Generell versteht man unter einen Deckeneffekt, dass sich Veränderungen in den unabhängigen Variablen zu keinen Veränderung in den abhängigen Variablen… …   Deutsch Wikipedia

  • Ceiling (disambiguation) — Ceiling may refer to one of the following: *Ceiling, the upper surface of a room *Ceiling function in mathematics *Glass ceiling a bar to advancement of a qualified person *Ceiling (aeronautics) the maximum density altitude an aircraft can reach… …   Wikipedia

  • ceiling — 1. Ceiling has been used by government departments and administrators since the 1930s to mean ‘an upper limit’ (as in a ceiling on prices), and is sometimes contrasted with floor, which is a lower limit. As with target, care needs to be taken not …   Modern English usage

  • ceiling, floor —    Ceiling used figuratively in the sense of an upper limit is a handy word, but like many other handy words, it is apt to be overused. When you do employ it figuratively, you should never forget that its literal meaning is always lurking in the… …   Dictionary of troublesome word

  • Ceiling fan — A ceiling fan is a fan, usually electrically powered, suspended from the ceiling of a room, that uses hub mounted rotating paddles to circulate air. Casablanca Fan Co. ceiling fan from the early 1980s. A ceiling fan rotates much mo …   Wikipedia

  • Floor effect — In statistics, the term floor effect refers to when data cannot take on a value lower than some particular number, called the floor.An example of this is when an IQ test is given to young children who have either (a) been given training or (b)… …   Wikipedia

  • Sistine Chapel ceiling — The Sistine Chapel ceiling, painted by Michelangelo between 1508 and 1512, is one of the most renowned artworks of the High Renaissance. The ceiling is that of the large Sistine Chapel built within the Vatican by Pope Sixtus IV, begun in 1477 and …   Wikipedia

  • Coandă effect — Venturi and Coandă effect The Coandă effect  / …   Wikipedia

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