Examen de Matemática 9 Grado 3M
Quiz
•
Mathematics
•
9th Grade
•
Hard

Gerardo Canales
Used 5+ times
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Si los datos están más dispersos entonces mayor es el rango
Verdadero
Falso
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
La desviación estándar es la raíz cuadrada de la varianza.
Verdadero
Falso
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
El número de casos posibles de obtener un as o un 2 de corazones de un baraja de 52 cartas es 8.
Verdadera
Falso
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Si hay tres estudiantes y 2 cargos en un comité entonces hay 3x2=6 maneras posibles de escoger los dos estudiantes.
Verdadero
Falso
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Si se lanzan 3 monedas la probabilidad de salir tres escudos es 1/8.
Verdadero
Falso
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Para un grupo de datos. Cantidad de libros vendidos en 11 días.
Tienda A: 36, 16, 23, 28, 20, 23, 26, 18, 23, 30, 10
La media, mediana y el rango es:
Media:23 libros
Mediana: 20
Rango: 24
Media: 23 libros
Mediana: 23
Rango: 26
Media: 26 libros
Mediana: 28
Rango: 22
Media: 20 libros
Mediana: 28
Rango: 22
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Para un grupo de datos en tiempo(minutos) entre el pedido y la entrada de 12 0rdenes de pizzas son: 18, 30, 35, 25, 30, 15, 21, 24, 26, 27, 15, 20. Si la media de los datos es 23.83.
La desviación estándar es:
4.53
3.58
5.98
6.23
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