Positive, Negative & No -Correlations

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What is correlation?

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Correlation is a statistical measure that describes the extent to which two variables change together.

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CCSS.HSS.ID.C.9

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What are the types of correlation?

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Positive correlation, negative correlation, and no correlation.

Tags

CCSS.HSS.ID.C.9

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What is positive correlation?

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Positive correlation occurs when an increase in one variable leads to an increase in another variable.

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CCSS.HSS.ID.C.9

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What is negative correlation?

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Negative correlation occurs when an increase in one variable leads to a decrease in another variable.

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CCSS.HSS.ID.B.5

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What does no correlation mean?

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No correlation means that there is no predictable relationship between two variables.

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CCSS.HSS.ID.B.5

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What is a scatter plot?

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A scatter plot is a graph that shows the relationship between two data sets using points.

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CCSS.8.SP.A.1

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How can you identify positive correlation in a scatter plot?

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In a scatter plot, positive correlation is identified when the points trend upwards from left to right.

Tags

CCSS.HSS.ID.B.5

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How can you identify negative correlation in a scatter plot?

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In a scatter plot, negative correlation is identified when the points trend downwards from left to right.

Tags

CCSS.HSS.ID.B.5

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What does a scatter plot with no correlation look like?

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A scatter plot with no correlation shows points that are randomly scattered without any discernible pattern.

Tags

CCSS.HSS.ID.B.5

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What is an example of positive correlation?

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An example of positive correlation is the relationship between hours studied and test scores.

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CCSS.HSS.ID.B.5