Özet:

The purpose of this study is to develop a valid and reliable data collection tool for measuring the organizational ostracism perception of employees. Due to this reason, an item pool was designed based on organizational ostracism literature and it was investigated by experts. In a pilot scheme phase, a draft form with 16 items was filled by 131 teachers who work in the central districts of Ankara city. The exploratory factor analysis (EFA) and confirmatory factor analysis (CFA) were tested to study the structure validity of the data collection tool. EFA results showed that the Organizational Ostracism Scale (OOS) consists of two factors named as "slight" and "isolate". 70% of variance. In the main application phase, the factor structure of the scale was tested with confirmatory factor analysis on a different study group consisting of 465 teachers. CFA revealed that the two factors structure of the OOS has a high level of goodness of fit indexes. The item and factor discrimination level of the OOS was also determined as high level. Cronbach Alpha internal consist coefficients for the whole of data collection tool has been calculated as .97. This pointed out that the OOS is highly reliable. According to the results achieved, it is concluded that OOC is a proper as well as valid and reliable data collection tool to measure organizational ostracism perceptions of employees in organizations.

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