Ch 7 Correlations

Flashcard
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
A perfect negative correlation has a correlation coefficient of ____.
Back
-1
Tags
CCSS.HSS.ID.B.5
2.
FLASHCARD QUESTION
Front
Estimate the value of r: -0.32, -0.85, 0.47, 0.73
Back
-0.85
Tags
CCSS.HSS.ID.C.8
3.
FLASHCARD QUESTION
Front
A perfect positive correlation has a correlation coefficient of ____.
Back
1
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
Estimate the value of r: 0.03, -0.99, 0.79, -0.72
Back
-0.72
5.
FLASHCARD QUESTION
Front
Estimate the value of r: -0.36, -0.83, 0.99, 0.65
Back
0.65
Tags
CCSS.HSS.ID.C.8
6.
FLASHCARD QUESTION
Front
What does a correlation coefficient of 0 indicate?
Back
No correlation between the variables.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What is the range of correlation coefficients?
Back
-1 to 1.
Tags
CCSS.HSS.ID.B.5
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