Segundo examen PM I
Authored by Jose Miguel Garcia Munoz
Mathematics
10th Grade
Used 2+ times
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58 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
¿Cuál es la desviación media del conjunto de datos 5, 4, 9, 3 y 4?
5.0
1.6
2.0
4.4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para calcular la varianza es indispensable hallar primero:
La media
La moda
La mediana
La desviacion estandar
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La _____________ es la suma de las diferencias elevadas al cuadrado:
Media
Varianza
Desviación estándar
Rango
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es la varianza de la población definida por los datos 4, 5, 3, 4, 8?
3.70
2.96
4.80
1.72
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El administrador de una fabrica desea conocer la desviación estándar de los sueldos pagados por la empresa en el mes de mayo, para eso recopila los datos de los montos durante las 4 semanas de este mes.
Los salarios en miles de pesos de cada semana de ese mes son: 80, 75, 45 y 120
(Considerar a los datos como una población)
72.50
90.5
30.82
26.69
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
¿Cuál es la desviación media absoluta (DMA) del conjunto de datos 10, 16, 12, 15, 9 y 10?
12.00
2.33
7.00
2.65
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
¿Cuáles son las medidas de dispersión?
Moda
Media aritmética
Desviación media
Varianza
Mediana
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