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Psychometrics is a field of study within psychology concerned with the theory and technique of measurement.Psychometrics generally covers specialized fields within psychology and education devoted to testing, measurement, assessment, and related activities. [1]
ePub and PDF eBook formats are also available at . Sometimes referred to as "the Bible" [ 1 ] of psychometricians and testing industry professionals, these standards represent operational best practice is validity, fairness, reliability, design, delivery, scoring, and use of tests.
Download as PDF; Printable version; In other projects ... Validity of a scale or test is ability of the instrument ... J. & Bernstein, I. (1994). Psychometric Theory ...
A 2013 German study studied the validity and reliability of a DISC assessment, Persolog, to see if it was up to standards for the TBS-DTk [16] the test assessment system of the Diagnostics and Test Board of the Federation of German Psychological Associations. The study found that it "largely" met the requirements in terms of reliability but not ...
Validity is based on the strength of a collection of different types of evidence (e.g. face validity, construct validity, etc.) described in greater detail below. In psychometrics , validity has a particular application known as test validity : "the degree to which evidence and theory support the interpretations of test scores" ("as entailed by ...
Classical test theory is an influential theory of test scores in the social sciences. In psychometrics , the theory has been superseded by the more sophisticated models in item response theory (IRT) and generalizability theory (G-theory).
In psychometrics, item response theory (IRT, also known as latent trait theory, strong true score theory, or modern mental test theory) is a paradigm for the design, analysis, and scoring of tests, questionnaires, and similar instruments measuring abilities, attitudes, or other variables.
The most recent edition of the Sixteen Personality Factor Questionnaire (16PF), released in 1993, is the fifth edition (16PF5e) of the original instrument. [25] [26] The self-report instrument was first published in 1949; the second and third editions were published in 1956 and 1962, respectively; and the five alternative forms of the fourth edition were released between 1967 and 1969.