Quizizz: 6.2 A Correlation Coefficient
Authored by Holly Long
Mathematics
8th - 9th Grade
CCSS covered
Used 12+ times
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57 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Estimate the correlation coefficient for this scatterplot.
A) r = -0.9
B) r = 1
C) r = 0.9
D) r = -1
Tags
CCSS.HSS.ID.C.8
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What type of correlation does this graph show?
A) Positive
B) negative
C) none
D) all of the above
Tags
CCSS.HSS.ID.C.8
CCSS.HSS.ID.B.6
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Describe the correlation.
Negative correlation
No correlation
Positive correlation
Constant correlation
Tags
CCSS.HSS.ID.C.8
CCSS.HSS.ID.B.6
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What type of correlation does this graph have?
Positive correlation
Negative correlation
No correlation
Constant correlation
Tags
CCSS.HSS.ID.C.8
CCSS.HSS.ID.B.6
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What type of correlation does this scatter plot show?
Positive correlation
Negative correlation
No correlation
Constant correlation
Tags
CCSS.HSS.ID.C.8
CCSS.HSS.ID.B.6
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Estimate the correlation coefficient
r = 1
r = -1
r ≈ -0.8
r ≈ 0.8
r ≈ -0.5
Tags
CCSS.HSS.ID.C.8
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A perfect negative correlation has a correlation coefficient of ____.
Tags
CCSS.HSS.ID.C.8
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