Tag: Sample Size
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Chapter 12: How Many Heroes Do We Need? – Calculating Sample Size and Power
We’ve picked our small group of children (Sample), but how many children should be in that group? This is the question of Sample Size. If we pick too few children, our results might be wrong just by luck (like flipping a coin only 5 times and getting 4 heads). If we pick too many, we…
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Making the Right Choice of Study Design (Part VI)
Introduction to Study Design in Health Research The choice of study design is a fundamental step in health research that significantly influences the validity and applicability of findings. Selecting an appropriate design ensures that the research question is addressed effectively and that the conclusions drawn are robust and reliable. This chapter explores key considerations in…