Correlation Coefficient
Authored by Anthony Clark
Mathematics
9th Grade
Used 1+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient for this scatterplot.
r = -0.9
r = 1
r = 0.9
r = -1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient
r = 1
r = -1
r ≈ -0.8
r ≈ 0.8
r ≈ -0.5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient
r=-1
r=1
r=-0.5
r=0.5
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Estimate the correlation coefficient.
r=0
r=-1
r=1
r=2
5.
MATCH QUESTION
1 min • 1 pt
Match the following correlation coefficients.
strong negative
-0.95
strong positive
-0.25
weak positive
0.56
weak negative
0.48
6.
MULTIPLE CHOICE QUESTION
1 min • 12 pts
Estimate the correlation coefficient
r= -0.9
r= 0.9
r=-0.5
r=0.5
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Determine the correlation coefficient of the given data.
- .5477
.1770
.8956
- .9463
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