Medidas de Dispersión
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Easy
Luis Arenas
Used 3+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Cuál de las siguientes es una medida de tendencia central?
Rango
Desviación estándar
Varianza
Media
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
¿Qué indica el rango en un conjunto de datos?
La media de los datos
La suma de todos los valores
La cantidad de datos en el conjunto
La diferencia entre el valor máximo y mínimo
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la fórmula para calcular la varianza muestral?
Ʃ(X - X̅) / n
Ʃ(X - μ)² / n
Ʃ(X - X̅)² / (n - 1)
Ʃ(X - μ) / N
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué porcentaje de los datos se encuentra dentro de dos desviaciones estándar de la media en una distribución normal?
99.7%
95%
75%
68%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué se entiende por coeficiente de variación?
La varianza de la población
El rango de los datos
La desviación estándar dividida entre la media
La media de los datos
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