Construct validation of pre-service science teacher efficacy beliefs instrument (STEBI-B): Rasch analysis technique

First Development and Validation Study:

Translation of the STEB I -B and the five criteria questionnaire into Arabic.
Assessing content validity: evaluation of translation by translators and evaluation of the ability of each item in the A-STEBI-B, and the five criteria questionnaire by Jordanian professionals in science education.
Revision of translation of the A-STEBI-B, and the five criteria questionnaire.
Administration of the revised A-STEBI-B, and the five criteria questionnaire to a sample of Jordanian prospective elementary school teachers, Assessing construct validity by Confirmatory factor analysis using IBM SPSS and IBM AMOS Version 20.
Screening the items in the A-STEBI based on factor analysis results.

Second Development and validation study:

Revision of the A-STEBI and the five criteria questionnaire based on the results of factor analysis, reliability and item-scale score correlation of the first study.
Administration of the refined and revised A-STEBI and the five criteria questionnaire to a different sample of Jordanian prospective elementary school teachers.
Assessing construct validity (uni-dimensionality) using Rasch analysis techniques with WINSTEPS Version 3.69 program, each one of the two subscales of the instrument treated separately.
Assessing reliability and construct validity using Rasch techniques.