Validation Of Research Instruments Thesis

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Structured questionnaires are usually associated with quantitative research, which means research that is concerned with numbers (how many? F2F and telephone questionnaires are used by interviewers to ask a standard set of questions and record the responses that people give to them.

It could be adapted from an already tested one or could be developed as a new data tool specific to measure or quantify a particular attribute.

Principles and methods of validity and reliability testing of questionnaires used in social and health science researches.

Niger Postgrad Med J [serial online] 2015 [cited 2019 Sep 6];5-201. 2015/22/4/195/173959 These can be observational, self-report, interview and record review.

To achieve the stated goal, the author reviewed currents articles (both print and online), scientific textbooks, lecture notes/presentations and health programme papers.

This is with a view to critically review current principles and methods of reliability and validity tests as they are applicable to questionnaire use in social and health researches.

Links will take you to other websites, where you will find instructions for use."Find a Specific Test Search by instrument name and additional terms such as Measures (Instruments) in the Subject Headings field Find Test for a Variable Search by keyword and additional terms such as Measures (Instruments) in the Subject Headings field OR questionnaire*, test*, scale*, measure*, etc.

in the Identifier field Find Test Reviews Search by instrument name or acronym and additional thesaurus terms such as reliability, validity, etc.

These validity tests are categorised into two broad components namely; internal and external validities. It is the mostly used data collection instrument in health and social science research.

Internal validity refers to how accurately the measures obtained from the research was actually quantifying what it was designed to measure whereas external validity refers to how accurately the measures obtained from the study sample described the reference population from which the study sample was drawn. Postal and electronic questionnaires are known as self-completion questionnaires, i.e., respondents complete them by themselves in their own time.

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