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Reliability of research instrument9/12/2023 ![]() ![]() Validity basically means “measure what is intended to be measured” (Field, 2005). ![]() Validity explains how well the collected data covers the actual area of investigation (Ghauri and Gronhaug, 2005). This learning paper explores and describes the validity and reliability of a questionnaire/survey and also discusses various forms of validity and reliability tests. Often new researchers are confused with selection and conducting of proper validity type to test their research instrument (questionnaire/survey). Thus the accuracy and consistency of survey/questionnaire forms a significant aspect of research methodology which are known as validity and reliability. The main objective of questionnaire in research is to obtain relevant information in most reliable and valid manner. Questionnaire is one of the most widely used tools to collect data in especially social science research. ![]()
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