Line of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the line of best fit?
Back
The line of best fit is a straight line that best represents the data on a scatter plot, showing the trend of the data points.
Tags
CCSS.8.EE.B.5
2.
FLASHCARD QUESTION
Front
What type of correlation exists when one variable increases and the other variable also increases?
Back
Positive correlation.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What type of correlation exists when one variable increases and the other variable decreases?
Back
Negative correlation.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What does a correlation coefficient of 1 indicate?
Back
A perfect positive correlation.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What does a correlation coefficient of -1 indicate?
Back
A perfect negative correlation.
Tags
CCSS.HSS.ID.B.5
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
How can you determine if a correlation is weak, moderate, or strong?
Back
By looking at the absolute value of the correlation coefficient: 0.0-0.3 is weak, 0.3-0.7 is moderate, and 0.7-1.0 is strong.
Tags
CCSS.HSS.ID.B.5
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