September 2024
Intermediate to advanced
390 pages
10h 23m
Spanish
Content preview from Fundamentos de la visualización de datos
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Capítulo 10. Visualización de proporciones
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A menudo queremos mostrar cómo algún grupo, entidad o cantidad se descompone en piezas individuales que representan cada una una proporción del todo.Algunos ejemplos comunes son las proporciones de hombres y mujeres en un grupo de personas, los porcentajes de personas que votan a diferentes partidos políticos en unas elecciones o las cuotas de mercado de las empresas. El arquetipo de este tipo de visualización es el gráfico circular, omnipresente en cualquier presentación empresarial y muy denostado entre los científicos de datos. Como veremos, visualizar proporciones puede ser un reto, sobre todo cuando el todo está dividido en muchas partes diferentes o cuando queremos ver los cambios en las proporciones a lo largo del tiempo o en función de las condiciones. No existe una única visualización ideal que funcione siempre. Para ilustrar esta cuestión, expondré algunas situaciones distintas que requieren un tipo de visualización diferente.
Nota
Recuerda que siempre tienes que elegir la visualización que mejor se adapte a tu conjunto de datos específico y que resalte las características clave de los datos que quieres mostrar.
Argumentos a favor de los gráficos circulares
De 1961 a 1983, el parlamento alemán (llamado Bundestag) estuvo compuesto por miembros de tres partidos diferentes, la CDU/CSU, el SPD y el FDP. Durante ...
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