Summary
Sumario Parámetros Estadísticos 3ºESO
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- Institution
Tipos de variables/gráficos/parámetros estadísticos. Instrucciones para realizar una tabla completa.
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Tablas estadísticasDiscreta
=valores aislados (0, 1,
2, 3...)
Cuantitativa
=numérica
Continua
Tipos de variables
=cualquier valor del
estadísticas
intervalo (0, 1'2, 3'5...)
Cualitativa
=NO numérica
Ejemplo: bebida favorita de los adolescentes cualitativa
Peso de la mochila del instituto de los adolescentes cuantitativa continua
POBLACIÓN MUESTRA INDIVIDUO
=conjunto de todos los =subconjunto que se extrae de =c/u de los elementos que
elementos que son objeto del la población para estudiarlo forman parte del estudio
estudio
Se usa cuando: IMPORTANTE!!
Población demasiado numerosa La muestra debe ser seleccionada
Población difícil de controlar aleatoriamente y el tamaño de la
Cuando estudiarlo todo requiere mucho € muestra importa.
Tabla de frecuencias 𝑥 toma valores aislados (0, 1, 2, 3, 4, 5...)
con datos aislados
Tabla de frecuencias 𝑥 toma infinitos valores dentro del
con datos en intervalos intervalo (0'7, 1'68, 4'8, 4'97...)
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