
La corrélation linéaire
Authored by Manon Lemieux
Mathematics
11th Grade
CCSS covered
Used 80+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qualifie la corrélation linéaire suivante:
faible et positive
forte et positive
faible et négative
forte et négative
Tags
CCSS.HSS.ID.B.5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qualifie la corrélation suivante:
moyenne et positive
moyenne et négative
nulle
forte et positive
forte et négative
Tags
CCSS.HSS.ID.B.5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel coefficient de corrélation représente le mieux la situation suivante:
0,30
0,90
-0,40
-0.90
-1
Tags
CCSS.HSS.ID.C.8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Place les coefficients de corrélations suivants du plus faible au plus fort.
a) 0, 45 b) -0, 78 c) 0, 92 d) -0, 55
a, b, d, c
c, b, d, a
a, d, b, c
b, d, a, c
Tags
CCSS.HSS.ID.B.5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule le coefficient de corrélation à l'aide du rectangle.
0,52
-0,52
0,48
-0.48
Tags
CCSS.HSS.ID.C.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est l'équation de la droite qui représente cette situation.
y = -0,38x + 4,2
y = -4,2x + 0,38
y = 4,2x - 0,38
y = 0,38x + 4,2
y = 0,38x - 4,2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
À partir de la droite de régression suivante: y = 4x + 20
x: Nombre de personnes
y: Coût d'un dîner communautaire
Détermine combien de personnes ont participé au dîner sachant que le coût était de 308$.
72
288
82
1 252
Tags
CCSS.HSF.LE.B.5
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