
Test 1ºB Matemática 29-07-21
Authored by Hector Muñoz
Mathematics
9th Grade
Used 1+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
La mediana es el dato que se encuentra al centro de un conjunto de ellos ordenados ascendentemente, por lo tanto, coincide con:
P2
Q2
P25
Q1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Un decil es el dato que encierra inmediatamente el 10% inferior de la muestra y se anota como D1 , por lo tanto D4 es:
El dato que encierra inmediatamente el 40% inferior de la muestra
El dato que encierra inmediatamente el 4% inferior de la muestra
P4
Q4
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Los siguientes datos muestran las notas obtenidas en Ciencias por un estudiante:
3,5 4,2 4,7 5,0 5,8
De la muestra se puede decir que:
La mediana es 5
El primer cuartil es 3,5
El percentil 25 es aproximadamente 4,4
El tercer cuartil es 5,4
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El valor de [1,98] es:
1
2
1,9
1,08
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El valor de [ -3,7 ] + [ 17/4 ] es:
-1
1
2
0
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Si una muestra esta constituida por 58 datos, entonces el percentil 65 es el dato que ocupa la posición:
El promedio entre el dato 37 y 38
38
40
50
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
El percentil 75 coincide con:
El Decil 7
El Cuartil 3
El Cuartil 7,5
El Quintil 4
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