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What are Quintiles? Quintiles refer to statistical values within a dataset representing 20% of the population. The term ‘quintile’ comes from Latin quintus meaning ‘fifth’. A data set is divided into five equal parts, with each part containing 20% of the total data points. Quintiles are particularly useful for understanding
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Introduction to Nonparametric Statistics Nonparametric statistics, also known as distribution-free or robust statistics, represents a statistical methodology where we don’t assume that our data follows a specific probability distribution model with predefined parameters. Instead, the underlying distribution is estimated directly from the available data. This approach differs significantly from parametric
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