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Definition of IRT

What does IRT mean?


  1. Interborough Rapid Transit Company
  2. In Reference To
  3. Investigation and Recovery Team


IRT a.k.a. Institut für Rundfunktechnik is a Technology & Engineering Emmy Award for the Development of an Audio Bit-Rate Digital Two-Channel Compression System Known as Musicam or MPEG Layer II winning organization.

Printed dictionaries and other books with definitions for IRT

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Google previewThe Routledge International Handbook of Educational Effectiveness and Improvement (2015)

Research, Policy, and Practice by Christopher Chapman, Daniel Muijs, David Reynolds, Pam Sammons, Charles Teddlie

The basic premise underlying IRT is that a score on a test item is determined by two factors – item difficulty and person ability – and is described by an item characteristic curve (ICC) like that shown in Figure 7.7. This is a function that basically ...

Google previewUnderstanding Medical Education (2013)

Evidence,Theory and Practice by Tim Swanwick

and item–response theory (IRT) IRT is a more complex variant of Rasch modelling.

IRT is an extension of RM that not only calculates the difficulty of items, but also calculates discriminative value and chance- guessing ...

Google previewEstablishing the Validity of Short-form Composite Items in ...

IRT is a relatively new measurement system that is an alternative to classical test theory (CTT). IRT is commonly used in large testing companies in the United States and Europe for design of tests and construction of test item banks, among ...

Google previewReliability Centered Maintenance Guide (1999)

Operating a More Effective Maintenance Program by Alan Chalifoux, Joyce Baird

Because IRT is a noncontact technique, it is especially attractive for identifying hot/cold spots in energized electrical equipment, large surface areas such as boilers and building walls, and other areas where “stand off” temperature ...

Google previewWisdom Sits in Places (1996)

Landscape and Language Among the Western Apache by Keith H. Basso

irt Is a Lonely Hunter In this unsettled age, when large portions of the earth's surface are being ravaged by industrialism . . . when on several continents indigenous peoples are being forcibly uprooted by wanton ...

Google previewNew Perspectives on Faking in Personality Assessment (2012)

by Matthias Ziegler, Carolyn MacCann, Richard Roberts

BACKGROUND: ITEM RESPONSE THEORY AND □ APPROPRIATENESS MEASUREMENT Item Response Theory IRT is a theory that links characteristics of items and characteristics of respondents in order to predict how individuals will ...

Google previewThe SAGE Encyclopedia of Industrial and Organizational Psychology (2016)

by Steven G. Rogelberg

Another popular method for establishing measurement invariance is based on IRT techniques developed for the specific purpose of studying DF. When using an IRT framework, a nonlinear relationship is posited between the underlying trait ...

Google previewThe SAGE Encyclopedia of Educational Technology (2015)

by J. Michael Spector

To apply IRT to practical testing problems, one must estimate both item and ability parameters. The estimation of ability parameters is sometimes referred to as test scoring. The standard estimation of item and ability parameters is the method of ...

Google previewEncyclopedia of Industrial and Organizational Psychology (2007)

by Steven G. Rogelberg

Instead of characterizing an item with just one function, an item, as modeled with a polytomous IRT model, has an ORF for each option. Therefore, a five-option item would ...

Google previewEncyclopedia of Education and Human Development (2015)

by Stephen J. Farenga, Immanuel Ness

(IRT) and CTT/GT are concerned with the overall test performance of examinees. However, as noted earlier, CTT and GT do not address issues related to the origin or reasons for the obtained score. IRT on the other hand, supports the ...

Google previewThe Encyclopedia of New York City (2010)

Second Edition by Kenneth T. Jackson, Lisa Keller, Nancy Flood

Interborough Rapid Transit Company [IRT]. Operator of the first subways in New York City. The company was formed on 10 July 1902 by August Belmont, a wealthy financier who in 1900 formed the Rapid Transit Subway Construction ...

Google previewElectric Railway Dictionary (2008)

by Rodney Hitt

fi"fii IRT and its rival the EMT were taken over by the City H at New York. Today. the IRT subway lines still exist, - .'RJ'APID' primarily in Manhattan where they are operated as (- THE CLASSIC 1915 TRON-H CAR , When Electric Railway.

Google previewThe Encyclopedia of Indianapolis (1994)

by David J. Bodenhamer, Robert G. Barrows

The Indiana Repertory Theatre (IRT) is a not-for-profit professional theatre, the only Indiana resident theatre that produces...

IRT was founded in 1972 by Benjamin Mor- decai, Edward Stern, and Gregory Poggi, who developed plans for a new ...

Google previewEncyclopedia of Measurement and Statistics (2007)

by Neil J. Salkind

Item response theory (IRT) has many attractive features and advantages over classical test theory, which has contributed to its popularity in many measurement applications. Although IRT relies upon some strong assumptions, it is useful and ...

Google previewEncyclopedia of Clinical Psychology Set (2015)

by Robin L. Cautin, Scott O. Lilienfeld

Item response theory (IRT), or modern measurement theory, provides alternatives to classical test theory (CTT) methods for the construction, analysis, and scoring of psychological measures.

Google previewThe Encyclopedia of New York State (2005)

by Peter R. Eisenstadt, Laura-Eve Moss

opened 15 Feb 1916 Flushing Line (IRT): Vernon- Jackson ...

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Small photo of ?irt roller on the rural con?truction siteSmall photo of New York City - Nov 16, 2006: Grand Central/42 Street Subway Station - IRT World War Memorial. In memory of the of Interborough Rapid Transit Company who made the supreme sacrifice in the World War.Small photo of INDIANAPOLIS, INDIANA, April 14, 2015: Indiana Repertory Theatre, frequently abbreviated IRT, is a professional regional theatre in IndianapolisSmall photo of NEW YORK, USA - DEC 8, 2017: 116th Street–Columbia University is local station on IRT Broadway–Seventh Avenue Line of New York City SubwaySmall photo of New York City - April 20, 2018: IRT (Interborough Rapid Transit Company) New York City Subway sign at Grand Army Plaza Brooklyn, New York. Two trumpeting angels flanking an early 1900s train.Small photo of New York City - February 3, 2009: IRT (Interborough Rapid Transit Company) New York City Subway sign at Grand Army Plaza Brooklyn, New York. Two trumpeting angels flanking an early 1900s train.Small photo of New York City - October 14, 2017: Vintage sign for the IRT Lexington Ave. Line in New York City More...

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IRT Meaning

Video shows what IRT means. Interborough Rapid Transit Company. In Reference To. Investigation and Recovery Team. IRT Meaning. How to pronounce ...

Scrabble value of I1R1T1

The value of this 3-letter word is 3 points, but it's not an accepted word in the Official Scrabble Players Dictionary.

Anagrams of IRT

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