8.5C Scatter Plots Association

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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 axis.

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CCSS.8.SP.A.1

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What does a positive correlation indicate in a scatter plot?

Back

A positive correlation indicates that as one variable increases, the other variable also tends to increase.

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CCSS.HSS.ID.B.5

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What does a negative correlation indicate in a scatter plot?

Back

A negative correlation indicates that as one variable increases, the other variable tends to decrease.

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CCSS.HSS.ID.B.5

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What does no correlation mean in a scatter plot?

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

Front

What is the form of a linear association in a scatter plot?

Back

A linear association is represented by a straight line, indicating a consistent rate of change between the two variables.

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CCSS.8.F.A.3

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What is a nonlinear association in a scatter plot?

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A nonlinear association is represented by a curve or a pattern that does not follow a straight line, indicating varying rates of change.

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CCSS.8.F.A.3

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How can you identify a positive association in a scatter plot?

Back

A positive association can be identified when the data points trend upwards from left to right.

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CCSS.HSF-LE.A.1B

Front

How can you identify a negative association in a scatter plot?

Back

A negative association can be identified when the data points trend downwards from left to right.

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CCSS.HSF-LE.A.1B

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What is an example of a negative correlation?

Back

An example of a negative correlation is the relationship between outside temperature and the number of layers of clothing worn.

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CCSS.HSS.ID.B.5

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What is an example of no correlation?

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An example of no correlation is the relationship between a student's test scores and their shoe size.

Tags

CCSS.HSS.ID.B.5