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作者:CORDERY, JL; SEVASTOS, PP
作者单位:Curtin University
摘要:The original and revised versions of the Job Diagnostic Survey (JDS) were administered to 3,044 public sector employees in a range of jobs, and results confirmed earlier findings that a revised version of the JDS using only positively worded items better fits the five-factor structure underlying the instrument. Evidence was obtained that respondents' education level is not the reason for the problems experienced with negatively worded items, nor does it appear that less educated workers are in...
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作者:CORTINA, JM
摘要:Psychological research involving scale construction has been hindered considerably by a widespread lack of understanding of coefficient alpha and reliability theory in general. A discussion of the assumptions and meaning of coefficient alpha is presented. This discussion is followed by a demonstration of the effects of test length and dimensionality on alpha by calculating the statistic for hypothetical tests with varying numbers of items, numbers of orthogonal dimensions, and average item int...
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作者:TUBBS, ME
摘要:A central assumption in the goal theory literature is that the degree of commitment to the assigned goal moderates the effectiveness of the goal-setting procedure. However, attempts to empirically verify commitment's moderating role have generally met with failure, calling into question either widely used measures of goal commitment, the moderating assumption itself, or both. Three studies are described that address this issue. Results indicated that the moderation assumption is valid but is o...