En un conjunto de datos no agrupados, ¿cuál es la medida de tendencia central que es el valor medio de los datos?
FASE 2 MATEATLON NOVENO GRADO

Quiz
•
Mathematics
•
9th Grade
•
Hard
CHERLY GAMBOA
Used 2+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
a) Moda
b) Mediana
c) Media aritmética
d) Desviación estándar
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el resultado de la operación (-5) + (-8)?
a) -13
b) 13
c) -3
d) 3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es la forma racionalizada de (1/√3)?
a) (√3)/3
b) (√3)/√3
c) 1/3
d) 3/√3
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el área de un cuadrado con lado de longitud 6 cm?
a) 12 cm^2
b) 24 cm^2
c) 36 cm^2
d) 48 cm^2
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Expresa 0.000025 en notación científica.
a) 25 × 10^-6
b) 25 × 10^-5
c) 2.5 × 10^-5
d) 2.5 × 10^-6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si multiplicamos 3/4 por 5/6, ¿Cuál es el resultado?
a) 1/2
b) 15/8
c) 5/8
d) 15/20
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
¿Cuál es el área de un círculo con radio de longitud 5 cm? (Usa π ≈ 3.14)
a) 78.5 cm^2
b) 31.4 cm^2
c) 25 cm^2
d) 50 cm^2
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