Tarea medidas de posición y tendencia central
Quiz
•
Mathematics
•
12th Grade
•
Hard

Maria Calvo
Used 3+ times
FREE Resource
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
El promedio del peso de 5 hombres es de 76 kg. ¿Cuánto pesa el quinto si la suma de los 4 primeros es 302?
78
68
62
58
48
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
La tabla adjunta muestra las edades de 220 alumnos de un colegio. ¿Cuál(es) de las siguientes afirmaciones es(son) verdadera(s) ?
I) La moda es 17 años.
II) La mediana es mayor que la media (promedio).
III) La mitad de los alumnos del colegio tiene 17 o 18 años.
Solo I
Solo II
Solo I y II
Solo Ii y III
I , II y III
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Dada la siguiente muestra, ¿Cuál es la mediana?
9 –12 – 8 –10 – 9 – 11 – 12 –15 – 20 – 9 –14 – 15 – 21– 20–10
13,5
11,5
12
10,5
9
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
De acuerdo a la siguiente muestra;
n, n + 1, n + 1, n + 2, n + 2, n + 3, la suma de la media y la mediana es:
2n + 3
2n
n + 3
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
La tabla de frecuencias corresponde a la estatura de 10 personas. ¿Cuál es la media aritmética de las estaturas?
1,60 m
1,62 m
1,65 m
1,68 m
1,70 m
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
La media geométrica de dos números es 12 y su media armónico es 4. ¿Cuál es la media aritmética de esos números?.
18
20
36
32
24
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
¿Cuál es la media armónica de los números: 1; 2; 3 y 6?
1,8
2
2,1
3
4
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