What is the purpose of the Qualitative or categorical variable?

Hello to everyone on this website. Can any one tell me what is Qualitativeor categorical variable?
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"The particular set of things about which usually details are cherished and quotations are expected. Sensible concerns may influence in which many items ar excluded (e.grams., institutionalised persons, this displaced, as well as those who are certainly not feasible gain access to with no running into increased charge). "
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In Specific Info, a set of data is categorized or put into distinct different types, in line with the attributes of the results.
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