Scatter Plots and Association

Flashcard
•
Mathematics
•
9th Grade
•
Hard
+8
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 graphical representation of two variables, showing the relationship between them using points on a Cartesian plane.
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 correlation coefficient (r)?
Back
The correlation coefficient (r) is a statistical measure that describes the strength and direction of a relationship between two variables, ranging from -1 to 1.
Tags
CCSS.HSS.ID.C.8
5.
FLASHCARD QUESTION
Front
What does an r value of 0.92 indicate?
Back
An r value of 0.92 indicates a strong positive correlation between the two variables.
Tags
CCSS.HSS.ID.B.5
6.
FLASHCARD QUESTION
Front
What is a linear relationship in a scatter plot?
Back
A linear relationship is when the points in a scatter plot can be approximated by a straight line.
Tags
CCSS.8.F.A.3
7.
FLASHCARD QUESTION
Front
How can you identify a scatter plot with a negative relationship?
Back
A scatter plot with a negative relationship will show points that slope downwards from left to right.
Tags
CCSS.HSF-LE.A.1B
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