Scatter Plot Associations

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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

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.

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CCSS.HSS.ID.B.5

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What does a negative association in a scatter plot indicate?

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

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CCSS.HSF-LE.A.1B

Front

What is correlation in the context of scatter plots?

Back

Correlation refers to the strength and direction of a relationship between two variables, which can be positive, negative, or no correlation.

Tags

CCSS.HSS.ID.B.5

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What does 'no correlation' mean in a scatter plot?

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No correlation means there is no discernible relationship between the two variables; changes in one variable do not predict changes in the other.

Tags

CCSS.HSS.ID.B.5

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

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A strong positive association is identified when the data points closely follow a straight line that slopes upwards.

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CCSS.HSF-LE.A.1B

Front

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

Back

A strong negative association is identified when the data points closely follow a straight line that slopes downwards.

Tags

CCSS.HSF-LE.A.1B

Front

What is the difference between strong and weak associations in scatter plots?

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Strong associations have data points that are closely clustered around a line, while weak associations have data points that are more spread out.

Tags

CCSS.HSF-LE.A.1B

Front

What is an example of a positive correlation?

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An example of a positive correlation is the relationship between hours studied and test scores; generally, more study hours lead to higher scores.

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CCSS.HSS.ID.B.5

Front

What is an example of a negative correlation?

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An example of a negative correlation is the relationship between the number of absences from school and math average; more absences typically lead to lower averages.

Tags

CCSS.HSS.ID.B.5