ScatterPlots/Line of Best Fit
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+3
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scatter plot?
Back
A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional grid.
Tags
CCSS.8.SP.A.1
2.
FLASHCARD QUESTION
Front
What does a positive association in a scatter plot indicate?
Back
A positive association indicates that as one variable increases, the other variable also tends to increase.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What does a negative association in a scatter plot indicate?
Back
A negative association indicates that as one variable increases, the other variable tends to decrease.
Tags
CCSS.HSF-LE.A.1B
4.
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 overall trend of the data.
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
How do you determine the line of best fit?
Back
The line of best fit is determined by minimizing the distance between the line and all the data points, often using the least squares method.
6.
FLASHCARD QUESTION
Front
What does it mean if there is no association in a scatter plot?
Back
No association means that there is no discernible relationship between the two variables; changes in one variable do not affect the other.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What is correlation?
Back
Correlation is a statistical measure that describes the strength and direction of a relationship between two variables.
Tags
CCSS.HSS.ID.C.9
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