
Practica 2. Exani
Authored by Lorena Lara
Mathematics
12th Grade
Used 8+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los siguientes datos corresponden al número de retardos en un mes para los trabajadores de una determinada empresa. 6, 3, 4, 5, 2, 4, 3, 4, 2, y 7. Calcular medida de tendencia central: Media
1.33
1.15
4.0
1.22
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
De acuerdo a la gráfica, cuantas personas hablan menos de 30 minutos?
12
20
21
14
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Una caja cerrada tiene las esferas que se muestran en la imagen. Cual es la probabilidad de sacar una esfera roja o una verde?
3/12
1/2
9/12
25 %
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La cantidad de estudiantes que realizaron el quiz:
10
18
28
61
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
De la siguiente lista de datos localicemos la mediana:
2, 4, 5, 6, 8, 9, 11, 15
5
6
7
8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7. En diferentes centros comerciales se realizó la comparación del precio de algunas frutas, teniendo como resultado la siguiente tabla, encuentra el Coeficiente de Variación de los diferentes productos
6%, 20%, 4%
16.6 %, 5%, 25%
6%, 20%, 25%
6%,25%,4%
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
7. Un salón de grado cuarto tiene 30-estudiantes, 15 practican natación y baloncesto, 5 practican solo voleibol, ¿Cuántos alumnos practican solo baloncesto?
15
10
45
20
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