
Statistiques à deux variables et probabilités
Authored by Courivaud Angélique
Mathematics
9th - 12th Grade
Used 4+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Une série statistique est représentée par :
Une droite
Un nuage de points
Un nuage d'ajustement affine
Une parabole
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si les points sont alignés, on peut faire un ajustement:
logarithmique
exponentiel
affine
dérivé
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
L'équation de la droite d'ajustement affine est de la forme
y = a/x + b
y = ax + b
y = a + b
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
0
1
- 1
100
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Le point de coordonnées (11 ; 6) a pour ordonnée
6
11
17
- 6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Lorsque les deux variables sont liées, on parle de
corrélation
causalité
médiane
moyenne
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un nuage de points a été représenté avec un outil numérique. L'ajustement le plus adapté est l'ajustement
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