The chosen methodology needs to be appropriate for the research questions being investigated and this will then impact on your choice of research methods.
A wide range of different forms of validity have been identified, which is beyond the scope of this Guide to explore in depth (see Cohen, et. Validity should be viewed as a continuum, at is possible to improve the validity of the findings within a study, however 100% validity can never be achieved. The table below compares the factors influencing validity within qualitative and quantitative research contexts (Cohen, et al., 2011 and Winter, 2000):Īppropriate statistical analysis of the data The validity of the research findings are influenced by a range of different factors including choice of sample, researcher bias and design of the research tools.
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