= Validity (statistics)
{wiki=Validity_(statistics)}
In statistics, "validity" refers to the degree to which a test, measurement, or experiment accurately represents the concept or construct it is intended to measure. It is a crucial aspect of research and data collection, as it influences the reliability and interpretability of results. Validity can be broken down into several types: 1. **Content Validity**: This assesses whether a measurement instrument covers the full domain of the concept being measured.
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