background: the organizational environment and its existing context may deeply affect on empowerment of individuals. in educational institutions as well as other organizations, students are going to be powerful when opportunities for growth and achievement of power are provided for them in learning and educational environments. this study has been carried out to explain the facilitators and imp...

background: teachers' self-efficacy and development may be conceptualized as their beliefs in their own ability to plan, organize and carry out activities that are required to attain educational goals. in this study, we examined the effect of different medical education training courses (six-day, one- month short- term and six-month long- term courses) on perceived self-efficacy and development...

The Rorschach Inkblot Test has been the source of long-standing controversies as to its nature and its psychometric properties. Consistent with behavioral science research in general, the concept of statistical power has been entirely ignored by Rorschach researchers. The concept of power is introduced and discussed, and a power survey of the Rorschach literature published between 1975 and 1991...

Efforts to increase replication rates in psychology generally consist of recommended improvements to methodology, such as increasing sample sizes to increase power and using less flexible statistical analyses. However, little attention has been paid to how the prior odds (R) that a tested effect is true affect the probability that a significant result will replicate. The lower R is, the less li...