Scatterplots Review
Flashcard
•
Mathematics
•
8th Grade
•
Hard
+6
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scatterplot?
Back
A scatterplot is a graph that displays values for typically two variables for a set of data. Each point represents an observation in the dataset.
Tags
CCSS.8.SP.A.1
2.
FLASHCARD QUESTION
Front
What does a positive correlation in a scatterplot indicate?
Back
A positive correlation 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 correlation in a scatterplot indicate?
Back
A negative correlation indicates that as one variable increases, the other variable tends to decrease.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What does no correlation mean in a scatterplot?
Back
No correlation means there is no apparent relationship between the two variables; changes in one variable do not predict changes in the other.
Tags
CCSS.HSS.ID.B.5
5.
FLASHCARD QUESTION
Front
What is a line of best fit?
Back
A line of best fit is a straight line that best represents the data on a scatterplot, showing the trend of the data.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
How can you determine the strength of a correlation from a scatterplot?
Back
The strength of a correlation can be determined by how closely the points cluster around the line of best fit; tighter clusters indicate stronger correlations.
Tags
CCSS.HSS.ID.B.5
7.
FLASHCARD QUESTION
Front
What is the purpose of using a scatterplot?
Back
Scatterplots are used to visually assess the relationship between two quantitative variables.
Tags
CCSS.8.SP.A.1
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