Procedures in employment psychology

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Monograph

Identifikator:: 173623112X

URN:: urn:nbn:de:zbw-retromon-112923

Document type:: Monograph

Author:: Bingham, Walter Van Dyke http://d-nb.info/gnd/123042593; Freyd, Max

Title:: Procedures in employment psychology

Place of publication:: Chicago & New York

Publisher:: Shaw

Year of publication:: 1926

Scope:: XI, 269 S

Digitisation:: 2020

Collection:: Economics Books

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Document type:: Monograph

Structure type:: Chapter

Title:: X. Rating scales (concluded)

Collection:: Economics Books

x I 3 2 RATING SCALES (Concluded) Statistical and non-statistical bases for the comparison of rating methods. How to make a graphic rating scale. Obtaining the ratings. Statistical treatment of .ratings. CompaRIsONs of rating methods have been of two sorts, statistical and non-statistical (55). There are approximately seven statistical methods of comparison. One statistical method involves comparison of ratings and test scores. Rugg used this criterion (among others) in evaluating the Army Rating Scale. He compared ratings on intelligence with intelligence test scores, and found no re- lationship between them (156). These findings, however, do not argue solely against the validity of the scale, but point quite as definitely to the well-recognized limitations of the army mental alertness tests considered as measures of gen- eral intelligence in a broader sense. In the following quotation Hayes and Paterson mention two other methods of comparing rating scales. “The graphic rating method was found to be highly reliable, as shown by the close relationship between ratings on the same men by the same judge for different months, and by a close relationship between ratings on the same men by different judges” (67). Rugg also uses the latter criterion in show- ing the weakness of the Army Rating Scale. Certain precautions are necessary when such criteria are employed. Should a judge’s ratings vary from month to month or remain constant? Under certain conditions, it is to be expected that estimates will change from month to

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