Estadística, y MTC
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
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22 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular el promedio de la población de edades de una ciudad, donde la muestra seleccionada incluye las siguientes edades:
Edades 15 años 10 años 20 años 25 años 30 años
18
20
22
28
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una población de estudiantes, se tienen las siguientes edades: 18, 20, 22, 24, 26, 28. ¿Cuál es la edad que representa la mediana de este grupo de estudiantes?
23
20
22
24
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encuentra la moda en la población de edades:
| 5 |
| 10 |
| 10 |
| 15 |
| 20 |
| 20 |
| 20 |
| 25 |
| 30 |
20
30
25
15
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular la frecuencia absoluta del número 7 en la población de elementos:
| 6 |
| 7 |
| 7 |
| 7 |
| 8 |
| 9 |
5
4
3
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcular la mediana de una muestra de edades de una población:
| 12 |
| 18 |
| 24 |
| 30 |
| 36 |
18
24
30
36
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En un estudio de población, se registraron las alturas en centímetros de los siguientes árboles en una tabla:
Árbol 1 : 25cm Árbol 2 : 30cm Árbol 3 : 35cm Árbol 4: 40cm Árbol 5: 45cm
¿Cuál es la altura promedio de los árboles?
30
35
40
45
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Encuentra la moda en la tabla de frecuencias de las edades de un grupo de estudiantes:
| Edad | Frecuencia |
|---|---|
| 8 | 2 |
| 12 | 1 |
| 16 | 2 |
| 20 | 3 |
| 24 | 1 |
8
16
20
24
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