Using the methodological rules of the questionnaire in public relations researches

Abstract

The study aims to diagnose the reality of using the questionnaire in public relations research, and to clarify the mistakes that researchers commit when using questionnaire, as the wrong usage leads to wrong conclusions that cannot be generalized or relied upon. The researcher used the content analysis and statistical method, where a stratified sample of master's and doctoral theses were selected at Omdurman Islamic university, department of public relations and advertising. Based on the forgoing, the problem of the study is represented in (what is the real extent of the researcher's knowledge regarding the scientific base which the questionnaire built upon?).The findings of the study have proven that public relations researchers selected a sample to measure the validity of the tool depended on the validity of the arbitrators , they did not care enough about the validity of the concept , the validity of the factor , the validity of the set criterion and the correlative and productive validity. They also depended on the increasing number of options to measure the reliability of the questionnaire. Cornbrash's Alpha was adopted to measure the general validity, in measuring the validity of the content they depended on the arbitrator's agreement on the set paragraphs. The researchers did not care about the order of the questionnaire design steps, while they paid attention to the pre-test of the questionnaire.