
estadísticas y probabilidades
Authored by Julian Herrera
Mathematics
9th Grade
Used 2+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿ Cuantos estudiantes fueron encuestados ?
4
7
10
17
20
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La media de seis elementos es 10. Sabiendo que cinco de ellos son 8, 12, 13, 5 y 9, ¿cuál es el elemento que falta?
9,5
13
37
47
60/47
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
¿Cuál es la varianza de las edades de la tabla?
48 3
20
1,55
3
1,05
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Las preferencias en deporte de un grupo de niños se muestran en la siguiente tabla.
¿Cuál es la moda de la variable deporte?
Tenis
Futbol
Natacion
Karate
No hay
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la media de las temperaturas?
19 °C
22 °C
21,5 °C
23,5 °C
24 °C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es la mediana de las temperaturas?
19 °C
20 °C
22°C
23 °C
24 °C
7.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
¿Cuál es la varianza de los siguientes datos? 8-3-6-2-11
4,5
6
9,5
10,8
11
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