
Distribuciones de probabilidad
Authored by Cintia Cen
Mathematics
University - Professional Development
Used 1+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
El peso de una manzana sigue una distribución normal de media 300 g y desviación típica 30 g. Determine la probabilidad de que una manzana elegida al azar pese menos de 350 g.
0.933
0.958
0.952
0.919
2.
MULTIPLE CHOICE QUESTION
15 mins • 5 pts
La estatura de un niño de 8 años se distribuye normalmente con media 126 cm y desviación típica de 10 cm. ¿Cuál es la probabilidad de que un niño, elegido al azar, mida entre 123 cm y 132 cm?
0.344
0.326
0.318
0.335
3.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
De una muestra de 10 mujeres, resulta que 4 de ella se realizan una revisión médica anual. ¿Cuál es la probabilidad de que una mujer no se realice una revisión médica?
1/6
3/5
4/10
2/5
4.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Una impresora multifuncional fotocopia 100 hojas en una hora, pero el 5% de las fotocopias salen dañadas.
¿Cuál es la probabilidad del éxito con base a las fotocopias dañadas?
95%
0.95
0.05
5%
5.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Una impresora multifuncional fotocopia 100 hojas en una hora, pero el 5% de las fotocopias salen dañadas.
¿Cuál es la probabilidad de que las fotocopias no estén dañadas?
0.95
95%
5%
0.05
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