What Factors Should Be Considered When Determining The Sample Size For A Qualitative Study. Oct 04 2018 When it comes to qualitative research a number of factors need to be considered when organizing sample sizes. The size of the difference youre trying detect.
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The type of qualitative study chosen is also one of the most important factors to consider when choosing sample size. Dec 05 2018 When determining sample size for qualitative studies it is important to remember that there are no hard and fast rules. There are however at least four considerations.
Elements that influence sample size include the effect size the homogeneity of the sample the risk of error considered appropriate for the question being studied and the anticipated attrition loss to follow up for the study.
To justify the adopted sample size qualitative scholars should refer to data saturation and homogeneity of the population Boddy 2016. The goal of qualitative researchers should be the attainment of saturation. There are however at least four considerations. Most scholars argue that the concept of saturation is the most important factor to think about when mulling over sample size decisions in qualitative research Mason 2010.
