
Equipo Probabilidad Parcial 2
Authored by Ing. Jessica Carrillo
Mathematics
12th Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la fórmula básica para calcular la probabilidad de un evento?
a) P(E) = Número de casos favorables / Número total de casos posibles
b) P(E) = Número total de casos posibles / Número de casos favorables
c) P(E) = Número de casos favorables * Número total de casos posibles
d) P(E) = Número total de casos posibles - Número de casos favorables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si se lanzan dos dados equilibrados, ¿cuál es la probabilidad de obtener una suma de 7?
a) 1/6
b) 1/12
c) 1/9
d) 1/36
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la mediana del siguiente conjunto de datos: 10, 15, 18, 20, 25, 30?
a) 15
b) 18
c) 20
d) 22.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si P(A) = 0.6 y P(B|A) = 0.4, ¿cuál es la probabilidad de que ocurran ambos eventos A y B?
a) 0.24
b) 0.36
c) 0.48
d) 0.64
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la moda del siguiente conjunto de datos: 5, 7, 8, 8, 9, 10, 12?
a) 5
b) 8
c) 9
d) 10
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si se tienen 4 bolas rojas y 6 bolas verdes en una urna, ¿cuál es la probabilidad de sacar una bola roja?
a) 2/5
b) 3/10
c) 1/3
d) 2/3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la media de los siguientes datos: 12, 15, 18, 20, 22?
a) 15
b) 18
c) 19.4
d) 20
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