
Variable aleatoria y Distribución de probabilidades
Authored by Evelyn Orozco
Mathematics
11th Grade
Used 28+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La variable aleatoria X="Cantidad de lluvia que cae en Medellín en el mes de mayo". Lo enunciado es un ejemplo de variable aleatoria discreta
Verdadero
Falso
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La variable aleatoria X="Numero de días soleados en Madrid en el mes de junio" es un ejemplo de variable aleatoria discreta.
Verdadero
Falso
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La variable aleatoria X="Tiempo requerido para responder las llamadas en un call center" es un ejemplo de variable aleatoria continua.
Verdadero
Falso
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Las variables estadísticas se clasifican en nominales y ordinales.
Verdadero
Falso
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Las variables aleatorias cuantitativas se clasifican en discretas y continuas.
Verdadero
Falso
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Observe la gráfica. Tenga en cuenta que X es la variable aleatoria que hace referencia al número de defectos encontrados en un articulo cualquiera y f(x) corresponde a la función de probabilidad. ¿Cuál es la probabilidad de que el articulo uno o el articulo cuatro tengan defectos?
0.54
0.0504
0.12
0.42
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
De acuerdo a la gráfica, ¿Cuál es la probabilidad de que el articulo dos y el articulo tres tengan defectos?
0.46
0.0756
0.18
0.28
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