The University of Basra holds a seminar entitled (The validity and stability of the questionnaire):
A discussion was discussed in the Statistics of the Department at the college of Administration and Economics University of Basra entitled (The validity and stability of the questionnaire) preparation by tow lecturers in the statistic of the department (L. Bahaa AbdAl- Razzaq Qassem) and (L. Dr. Ressan Abd Alemam ) .
Abu Al- Razzaq said the search objective was the definition of the theoretical concept of validity and stability and how to measure it using the statistical program SPSS using an application example.
The researcher added that validity and stability are considered from the most important conditions of the good test. So that the confidence in testing, whether collective reference are based on the amount of validity and stability.The stability is usually used to indicate how individual differences in the test scores on the mistakes included in the measurement on the side and on the original real differences in the attribute or trait under the study on the other and therefore notes today that most studies and researchers depends on the collection of their data on the questionnaire Which is in his roll forced researchers before adopting their questioning in bringing data to investigate its validity and stability.4/42018
