Correlation Coefficient
Flashcard
•
Mathematics
•
8th - 10th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the correlation coefficient?
Back
A statistical measure that describes the strength and direction of a relationship between two variables, ranging from -1 to 1.
Tags
CCSS.HSS.ID.B.5
2.
FLASHCARD QUESTION
Front
What does a correlation coefficient of 1 indicate?
Back
A perfect positive correlation, meaning as one variable increases, the other variable also increases.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What does a correlation coefficient of -1 indicate?
Back
A perfect negative correlation, meaning as one variable increases, the other variable decreases.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What does a correlation coefficient of 0 indicate?
Back
No correlation, meaning there is no predictable relationship between the two variables.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What is a strong positive correlation?
Back
A correlation coefficient close to 1 (e.g., r = 0.8 to 1) indicating a strong relationship where both variables increase together.
Tags
CCSS.HSS.ID.B.5
6.
FLASHCARD QUESTION
Front
What is a strong negative correlation?
Back
A correlation coefficient close to -1 (e.g., r = -0.8 to -1) indicating a strong relationship where one variable increases while the other decreases.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What is a weak positive correlation?
Back
A correlation coefficient close to 0 but positive (e.g., r = 0.1 to 0.3) indicating a weak relationship where both variables tend to increase together.
Tags
CCSS.HSS.ID.B.5
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