Scatterplots!

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What is a scatterplot?

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A scatterplot is a type of graph that shows the relationship between two variables by displaying data points on a two-dimensional grid.

Tags

CCSS.8.SP.A.1

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What does a positive relationship in a scatterplot indicate?

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A positive relationship indicates that as one variable increases, the other variable also increases.

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CCSS.HSS.ID.B.5

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What does a negative relationship in a scatterplot indicate?

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A negative relationship indicates that as one variable increases, the other variable decreases.

Tags

CCSS.HSF.LE.B.5

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What does 'no relationship' mean in a scatterplot?

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'No relationship' means that changes in one variable do not affect the other variable.

Tags

CCSS.HSS.ID.B.5

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What is a 'Line of Best Fit'?

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A Line of Best Fit is a straight line that best represents the data on a scatterplot, showing the general direction of the data.

Tags

CCSS.8.EE.B.5

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How can you identify a positive relationship in a scatterplot?

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You can identify a positive relationship if the data points slope upwards from left to right.

Tags

CCSS.HSF-LE.A.1B

Front

How can you identify a negative relationship in a scatterplot?

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You can identify a negative relationship if the data points slope downwards from left to right.

Tags

CCSS.HSF-LE.A.1B

Front

What does it mean if a scatterplot has a cluster of points?

Back

A cluster of points indicates that there is a concentration of data points in that area, suggesting a possible relationship.

Tags

CCSS.8.SP.A.1

Front

What is the purpose of using scatterplots?

Back

Scatterplots are used to visually display the relationship between two variables and to identify trends or patterns.

Tags

CCSS.8.SP.A.1

Front

What is an example of a positive relationship in real life?

Back

An example of a positive relationship is the correlation between study time and test scores; as study time increases, test scores tend to increase.

Tags

CCSS.HSS.ID.B.5