An Application of the Hierarchical Factor Model to the Criterion Grouping Problem


Book Description

A hierarchical factor analysis was applied to intercorrelations of the validity coefficients of 14 aptitude tests for 66 technical school criteria. Seven factors emerged: a general, two second-order, and four first-order factors. From the implications of these results for airman classification, it was concluded that the present five aptitude indexes could probably be reduced to four with little loss in prediction; however, if the number of aptitude indexes were reduced below four, appreciable loss in prediction would occur. The present aptitude indexes could be reduced to four by combining the General and Electronic Aptitude Indexes. Some shifting in courses from one aptitude index to another is suggested.




AFHRL-TR.


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AFHRL-TR.


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Abstracts of Personnel Research Reports


Book Description

Includes Abstracts of technical reports issued by the Division and its antecedent organizations; issued separately as a supplement to some vols.




Technical Abstract Bulletin


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Prediction of Job Performance


Book Description

Literature pertaining to prediction of enlisted military job performance, 1952-1980, was reviewed. The review excluded studies in which training performance or reenlistment is the criterion. Aptitude was the most frequently used predictor and supervisor ratings the most frequent criterion. Relationships among classes of criteria and between predictors and criteria were examined. Major classes of criteria were job proficiency, job performance, and suitability to military service. The following conclusions are supported by the review: (1) For the great majority of jobs, job knowledge tests appear to provide the most practical method of objective measurement; (2) Because job sample tests are very expensive to construct and administer, their use is not practical unless the job is extremely costly or critical; and (3) Use of supervisors' ratings as the only measure of job performance should be restricted to jobs for which motivation, social skill, and response to situational requirements are the only attributes worth measuring. Two promising approaches to improved prediction are the selective use of miniaturized training and assessment centers and the use of self-paced training performance as a predictor. The review includes abstracts of the studies that were reviewed.




The Wiley Handbook of Psychometric Testing


Book Description

A must-have resource for researchers, practitioners, and advanced students interested or involved in psychometric testing Over the past hundred years, psychometric testing has proved to be a valuable tool for measuring personality, mental ability, attitudes, and much more. The word ‘psychometrics’ can be translated as ‘mental measurement’; however, the implication that psychometrics as a field is confined to psychology is highly misleading. Scientists and practitioners from virtually every conceivable discipline now use and analyze data collected from questionnaires, scales, and tests developed from psychometric principles, and the field is vibrant with new and useful methods and approaches. This handbook brings together contributions from leading psychometricians in a diverse array of fields around the globe. Each provides accessible and practical information about their specialist area in a three-step format covering historical and standard approaches, innovative issues and techniques, and practical guidance on how to apply the methods discussed. Throughout, real-world examples help to illustrate and clarify key aspects of the topics covered. The aim is to fill a gap for information about psychometric testing that is neither too basic nor too technical and specialized, and will enable researchers, practitioners, and graduate students to expand their knowledge and skills in the area. Provides comprehensive coverage of the field of psychometric testing, from designing a test through writing items to constructing and evaluating scales Takes a practical approach, addressing real issues faced by practitioners and researchers Provides basic and accessible mathematical and statistical foundations of all psychometric techniques discussed Provides example software code to help readers implement the analyses discussed




Operations Research for Military Organizations


Book Description

The study of operations research arose during World War II to enhance the effectiveness of weapons and equipment used on the battlefield. Since then, operations research techniques have also been used to solve several sophisticated and complex defense-related problems. Operations Research for Military Organizations is a critical scholarly resource that examines the issues that have an impact on aspects of contemporary quantitative applications of operations research methods in the military. It also addresses innovative applications, techniques, and methodologies to assist in solving defense and military-related problems. Featuring coverage on a broad range of topics such as combat planning, tactical decision aids, and weapon system simulations, this book is geared towards defense contractors, military consultants, military personnel, policy makers, and government departments seeking current research on defense methodologies.




Education Management and Management Science


Book Description

This proceedings volume contains selected papers presented at the 2014 International Conference on Education Management and Management Science (ICEMMS 2014), held August 7-8, 2014, in Tianjin, China. The objective of ICEMMS2014 is to provide a platform for researchers, engineers, academicians as well as industrial professionals from all over the wo